1 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
7 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
11 * configure: Regenerate.
13 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
16 * arm.c (arm_legitimate_index): Only accept addresses that are in
18 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
19 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
21 (extendqisi2): Likewise.
22 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
23 predicate for operand1.
25 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
27 * config/mips/mips.c (mips_output_conditional_branch): Assert that
28 openrands[1] is a CODE_LABEL.
30 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
32 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
33 the result of mips_prepare_builtin_target.
35 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
37 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
38 if TARGET_ABICALLS is true.
40 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
42 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
43 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
45 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
47 * config/picochip/picochip.c (picochip_override_options): Disable CFI
48 asm and change the signature of brev and byteSwap functions to use
50 * config/picochip/picochip.md (commsTestPort): This is a complex
51 instruction and should not be vliwed. Dont set insn type.
53 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
54 * config/s390/s390.c (s390_swap_cmp): New function.
55 (s390_non_addr_reg_read_p): New function.
56 (s390_z10_optimize_cmp): New function.
57 (s390_reorg): Added call to s390_optimize_cmp.
58 * config/s390/s390.md (nop1): New insn.
60 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
63 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
64 for the milli.a library.
66 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
67 Peter Bergner <bergner@vnet.ibm.com>
70 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
71 TOC into the call pattern.
72 (call_indirect_aix64): Likewise.
73 (call_value_indirect_aix32): Likewise.
74 (call_value_indirect_aix64): Likewise.
75 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
76 to split off the load of the TOC.
77 (call_indirect_nonlocal_aix32): Enable only after reload.
78 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
79 to split off the load of the TOC.
80 (call_indirect_nonlocal_aix64): Enable only after reload.
81 (call_value_indirect_nonlocal_aix32_internal): New insn and split
82 patterns to split off the load of the TOC.
83 (call_value_indirect_nonlocal_aix32): Enable only after reload.
84 (call_value_indirect_nonlocal_aix64_internal): New insn and split
85 patterns to split off the load of the TOC.
86 (call_value_indirect_nonlocal_aix64): Enable only after reload.
88 2008-12-12 Andreas Schwab <schwab@suse.de>
91 2008-12-12 Andreas Schwab <schwab@suse.de>
92 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
95 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
97 PR tree-optimization/32044
98 * tree-scalar-evolution.h (expression_expensive_p): Declare.
99 * tree-scalar-evolution.c (expression_expensive_p): New function.
100 (scev_const_prop): Avoid introducing expensive expressions.
101 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
103 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
106 * graphite.c (nb_reductions_in_loop): Use simple_iv.
108 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
110 * config/i386/x86intrin.h: New header file to support all x86
112 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
114 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
117 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
120 2008-12-12 Andreas Schwab <schwab@suse.de>
122 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
125 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
127 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
128 Use Pmode for scratch reg.
129 (*mb_internal): Use (match_dup 0) for unspec operand.
131 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
133 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
134 floor_log2 of zero. Negate widened zero.
136 2008-12-12 Ben Elliston <bje@au.ibm.com>
138 * config/fp-bit.c (nan): Rename from this ...
139 (makenan): ... to this.
141 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
143 * config/mips/mips.md (*branch_bit<bbv><mode>,
144 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
145 label becomes operands[1].
147 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
149 PR tree-optimization/38446
150 * graphite.c (register_bb_in_sese): New.
151 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
152 looking at the bbs in the region.
153 * graphite.h (sese): Add region_basic_blocks pointer set to
154 structure and initialize at the time of defining new scop.
156 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
158 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
159 (find_params_in_bb): Do not free data refs.
160 (free_graphite_bb): Add FIXME on disabled free_data_refs.
162 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
164 * graphite.c (struct ivtype_map_elt): New.
165 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
166 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
167 gcc_type_for_cloog_iv): New.
168 (loop_iv_stack_patch_for_consts): Use the type of the induction
169 variable from the original loop, except for the automatically
170 generated loops, i.e., in the case of a strip-mined loop, in
171 which case there is no original loop: in that case just use
173 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
174 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
175 (clast_name_to_gcc): Accept params to be NULL.
176 (clast_to_gcc_expression): Take an extra parameter for the type.
177 Convert to that type all the expressions built by this function.
178 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
179 (graphite_translate_clast_equation): Compute the type of the
180 clast_equation before translating its LHS and RHS.
181 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
182 (graphite_create_new_loop): Compute the type of the induction
183 variable before translating the lower and upper bounds and before
184 creating the induction variable.
185 (rename_variables_from_edge, rename_phis_end_scop): New.
186 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
187 (sese_add_exit_phis_edge): Do not use integer_zero_node.
188 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
189 compute_cloog_iv_types): New.
190 (gloog): Call compute_cloog_iv_types before starting the
191 translation of the clast.
193 * graphite.h (struct graphite_bb): New field cloog_iv_types.
194 (GBB_CLOOG_IV_TYPES): New.
195 (debug_ivtype_map): Declared.
196 (oldiv_for_loop): New.
198 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
201 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
202 (param_index): Assert if parameter is not know after parameter
204 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
205 (find_scop_parameters): Mark, that we have finished parameter
207 (graphite_transform_loops): Move condition detection before parameter
209 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
211 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
214 * emutls.c (__emutls_get_address): Make sure offset is really zero
215 before initializing the object's offset.
217 2008-12-11 Jakub Jelinek <jakub@redhat.com>
220 * gimplify.c (gimplify_init_constructor): Don't force constructor
221 into memory if there is just one nonzero element.
223 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
225 Fix testsuite/gfortran.dg/graphite/id-4.f90.
226 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
229 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
231 * graphite.c (build_scops_1): Initialize open_scop.exit
234 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
235 Jan Sjodin <jan.sjodin@amd.com>
236 Harsha Jagasia <harsha.jagasia@amd.com>
248 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
249 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
251 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
252 * Makefile.in (graphite.o): Depend on value-prof.h.
253 (graphite.o-warn): Removed -Wno-error.
254 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
255 to be a NULL pointer. Call update_stmt. Return the newly created
256 cannonical induction variable.
258 * graphite.h (debug_rename_map): Declared. Fix some comments.
260 * graphite.c: Reimplement the code generation from graphite to gimple.
261 Include value-prof.h.
262 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
263 (get_old_iv_from_ssa_name): Removed.
264 (graphite_stmt_p): New.
265 (new_graphite_bb): Test for useful statements before building a
266 graphite statement for the basic block.
267 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
268 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
269 (recompute_all_dominators, graphite_verify,
270 nb_reductions_in_loop, graphite_loop_normal_form): New.
271 (scop_record_loop): Call graphite_loop_normal_form.
272 (build_scop_loop_nests): Iterate over all the blocks of the
273 function instead of relying on the incomplete information from
274 SCOP_BBS. Return the success of the operation.
275 (find_params_in_bb): Use the data from GBB_DATA_REFS.
276 (add_bb_domains): Removed.
277 (build_loop_iteration_domains): Don't call add_bb_domains.
278 Add the iteration domain only to the basic blocks that have been
279 translated to graphite.
280 (build_scop_conditions_1): Add constraints only if the basic
281 block have been translated to graphite.
282 (build_scop_data_accesses): Completely disabled until data
283 dependence is correctly implemented.
284 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
285 (remove_all_edges_1, remove_all_edges): Removed.
286 (get_new_name_from_old_name): New.
287 (graphite_rename_variables_in_stmt): Renamed.
288 rename_variables_in_stmt. Call get_new_name_from_old_name.
289 Use replace_exp and update_stmt.
290 (is_old_iv): Renamed is_iv.
291 (expand_scalar_variables_stmt): Extra parameter for renaming map.
292 Use replace_exp and update_stmt.
293 (expand_scalar_variables_expr): Same. Use the map to get the
294 new names for the renaming of induction variables and for the
295 renaming of variables after a basic block has been copied.
296 (expand_scalar_variables): Same.
297 (graphite_rename_variables): Renamed rename_variables.
298 (move_phi_nodes): Removed.
299 (get_false_edge_from_guard_bb): New.
300 (build_iv_mapping): Do not insert the induction variable of a
301 loop in the renaming iv map if the basic block does not belong
303 (register_old_new_names, graphite_copy_stmts_from_block,
304 copy_bb_and_scalar_dependences): New.
305 (translate_clast): Heavily reimplemented: copy basic blocks,
306 do not move them. Finally, in call cleanup_tree_cfg in gloog.
307 At each translation step call graphite_verify ensuring the
308 consistency of the SSA, loops and dominators information.
309 (collect_virtual_phis, find_vdef_for_var_in_bb,
310 find_vdef_for_var_1, find_vdef_for_var,
311 patch_phis_for_virtual_defs): Removed huge hack.
312 (mark_old_loops, remove_dead_loops, skip_phi_defs,
313 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
314 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
315 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
316 if_region_get_condition_block, if_region_set_false_region,
317 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
318 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
319 sese_add_exit_phis_edge, sese_add_exit_phis_var,
320 rewrite_into_sese_closed_ssa): New.
321 (gloog): Remove dead code. Early return if code cannot be
322 generated. Call cleanup_tree_cfg once the scop has been code
324 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
325 block loops with less than two loops.
326 (graphite_apply_transformations): Remove the call to
327 scop_remove_ignoreable_gbbs.
328 (limit_scops): When build_scop_loop_nests fails, continue on next
329 scop. Fix open_scop.entry.
330 (graphite_transform_loops): Call recompute_all_dominators: force the
331 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
332 Call initialize_original_copy_tables and free_original_copy_tables
333 to be able to copy basic blocks during code generation.
334 When build_scop_loop_nests fails, continue on next scop.
335 (value_clast): New union.
336 (clast_to_gcc_expression): Fix type cast warning.
338 2008-12-10 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/36792
341 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
344 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
346 PR tree-optimization/36792
347 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
349 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
352 * dwarf2out.c (saved_do_cfi_asm): New.
353 (dwarf2out_do_frame): Take it into account.
354 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
356 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
359 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
360 variables initialized from SRAed bit fields.
362 2008-12-10 Martin Guy <martinwguy@yahoo.it>
365 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
366 result will be in an FPU register.
368 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
372 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
373 on the associated SYMBOL_REF_DECL node, if any.
375 2008-12-09 David Daney <ddaney@caviumnetworks.com>
377 * config/mips/sync.md (sync_<optab>_12): Replace
378 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
379 (sync_old_<optab>_12): Remove third paramater to
380 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
381 with MIPS_SYNC_OLD_OP_12_AND.
382 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
383 with MIPS_SYNC_NEW_OP_12_AND.
384 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
385 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
386 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
387 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
388 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
389 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
390 MIPS_SYNC_NEW_OP_12_XOR.
391 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
392 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
393 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
394 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
395 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
396 to implement new __sync_nand semantics.
397 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
398 remove third parameter.
399 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
400 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
401 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
402 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
403 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
404 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
405 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
406 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
408 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
410 * graphite.c (graphite_transform_loops): Always call find_transform ()
411 in ENABLE_CHECKING. So we test these code paths, even if we do not
414 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
416 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
418 2008-12-09 Jakub Jelinek <jakub@redhat.com>
421 * function.h (struct function): Add always_inline_functions_inlined.
422 * ipa-inline.c (cgraph_early_inlining): Set it to true.
423 * tree-optimize.c (execute_fixup_cfg): Likewise.
424 * builtins.c (avoid_folding_inline_builtin): New function.
425 (fold_call_expr): Don't optimize always_inline builtins before
427 (fold_call_stmt): Likewise.
428 (fold_builtin_call_array): Likewise. Don't call
429 fold_builtin_varargs for BUILT_IN_MD builtins.
431 PR tree-optimization/37416
432 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
434 2008-12-09 Janis Johnson <janis187@us.ibm.com>
436 * doc/sourcebuild.texi (Test Directives): Fix formatting.
438 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
440 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
442 * doc/invoke.texi (-fira-region): Describe new option.
443 (-fira-algorithm): Change the values.
445 * ira-conflicts.c (build_conflict_bit_table,
446 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
447 (ira_build_conflicts): Use flag flag_ira_region instead of
448 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
449 base registers for allocnos crossing calls.
451 * flags.h (enum ira_algorithm): Redefine.
452 (enum ira_region): New.
453 (flag_ira_region): New.
455 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
456 instead of flag_ira_algorithm.
458 * toplev.c (flag_ira_algorithm): Change the initial value.
459 (flag_ira_region): New.
461 * ira-int.h (ira_reg_classes_intersect_p,
462 ira_reg_class_super_classes): New.
464 * ira-color.c (update_copy_costs): Use
465 ira_reg_classes_intersect_p. Use right class to find hard reg index.
466 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
467 (assign_hard_reg): Ditto. Pass additional argument to
468 update_conflict_hard_regno_costs. Do not uncoalesce for priority
470 (allocno_priorities, setup_allocno_priorities,
471 allocno_priority_compare_func): Move before color_allocnos.
472 (color_allocnos): Add priority coloring. Use flag flag_ira_region
473 instead of flag_ira_algorithm.
474 (move_spill_restore): Check classes of the same reg allocno from
476 (update_curr_costs): Use ira_reg_classes_intersect_p.
477 (ira_reassign_conflict_allocnos): Ditto.
479 * opts.c (decode_options): Always set up flag_ira. Set up
480 flag_ira_algorithm. Warn CB can not be used for architecture.
481 (common_handle_option): Modify code for -fira-algorithm. Add code
482 to process -fira-region.
484 * ira-lives.c (update_allocno_pressure_excess_length): Process
486 (set_allocno_live, clear_allocno_live, mark_reg_live,
487 mark_reg_dead, process_bb_node_lives): Ditto.
489 * ira-emit.c (ira_emit): Fix insn codes.
491 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
492 instead of flag_ira_algorithm.
493 (allocno_range_compare_func): Ignore classes for priority coloring.
494 (setup_min_max_conflict_allocno_ids): Ditto.
495 (ira_flattening): Use ira_reg_classes_intersect_p.
497 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
499 * common.opt (fira-algorithm): Modify.
502 * ira.c (setup_class_hard_regs): Initialize.
503 (setup_cover_and_important_classes): Modify code setting class
504 related info for priority coloring.
505 (setup_class_translate): Ditto.
506 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
507 (setup_reg_class_intersect_union): Rename to
508 setup_reg_class_relations. Add code for setting up new variables.
509 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
510 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
512 * ira-costs.c (common_classes): New.
513 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
514 (find_allocno_class_costs): Ditto. Use common_classes. Translate
516 (ira_costs): Allocate/deallocate common_classes.
518 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
519 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
522 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
523 smallest_mode_for_size.
525 2008-12-10 Ben Elliston <bje@au.ibm.com>
527 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
529 2008-12-09 Jan Hubicka <jh@suse.cz>
531 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
533 2008-12-09 Jakub Jelinek <jakub@redhat.com>
535 PR tree-optimization/35468
536 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
539 2008-12-09 Richard Guenther <rguenther@suse.de>
541 PR tree-optimization/38445
542 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
544 (emit_alias_warning): Adjust.
546 2008-12-09 Andrew Haley <aph@redhat.com>
548 * fixed-value.c (do_fixed_add): Add comment.
549 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
550 * builtins.c (fold_builtin_sqrt): Likewise.
552 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
555 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
557 * calls.c (nitialize_argument_information): Add fntype argument
558 and use it for calls.promote_function_args.
559 (expand_call): Pass fntype to aggregate_value_p if no fndecl
560 available and pass additional fntype to
561 initialize_argument_information.
562 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
563 to get function abi type.
564 (init_cumulative_args): Use for abi kind detection fntype, when no
567 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
569 * config/s390/s390.md (movti, movdi_64, movdi_31,
570 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
571 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
573 (Integer->BLKmode splitter): Removed.
575 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
577 * config/alpha/alpha.c (alpha_set_memflags): Process memory
578 references in full insn sequence.
580 2008-12-09 Jason Merrill <jason@redhat.com>
582 * gimplify.c (gimplify_init_constructor): Revert to using < rather
583 than <= for sparseness test.
586 * gimplify.c (gimplify_init_constructor): Don't write out a static
587 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
590 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
593 Fix testsuite/gfortran.dg/graphite/id-3.f90.
594 * graphite.c (scopdet_basic_block_info): Fix bug that found some
595 regions more than once.
597 2008-12-09 Ben Elliston <bje@au.ibm.com>
599 * emutls.c (__emutls_get_address): Prototype.
600 (__emutls_register_common): Likewise.
602 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
604 2008-12-09 Ben Elliston <bje@au.ibm.com>
606 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
608 2008-12-08 Steve Ellcey <sje@cup.hp.com>
610 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
611 (nonlocal_goto_receiver): New instruction.
613 2008-12-08 Jakub Jelinek <jakub@redhat.com>
616 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
619 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
620 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
622 2008-12-08 Richard Henderson <rth@redhat.com>
625 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
626 (SET_TYPE_MODE): New.
627 * c-decl.c (parser_xref_tag): Use it.
628 (finish_enum): Likewise.
629 * tree.c (build_pointer_type_for_mode): Likewise.
630 (build_reference_type_for_mode, build_index_type): Likewise.
631 (build_range_type, make_vector_type): Likewise.
632 (build_common_tree_nodes_2): Likewise.
633 * stor-layout.c (compute_record_mode): Likewise.
634 (finalize_type_size, layout_type, make_fract_type): Likewise.
635 (make_accum_type, initialize_sizetypes): Likewise.
636 (vector_type_mode): New.
637 * function.c (allocate_struct_function): Call
638 invoke_set_current_function_hook before querying anything else.
640 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
642 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
644 * alias.c (find_base_term): Synch LO_SUM handling with what
645 find_base_value does.
647 2008-12-08 Andrew Haley <aph@redhat.com>
648 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
650 * gimple.h (gimple_build_try): Fix declaration.
652 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
653 * fixed-value.c (do_fixed_add): Likewise.
654 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
656 2008-12-08 Jakub Jelinek <jakub@redhat.com>
659 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
660 on parallel and task contexts.
662 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
664 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
666 2008-12-07 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/38405
669 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
670 not sign-extend truth values.
672 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
674 * tree-sra.c (scalarize_use): Create another temporary with the proper
675 type for signed types in the use_all && !is_output bitfield case.
677 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
679 PR rtl-optimization/36365
680 * df-core.c (df_worklist_dataflow_overeager): Remove.
681 (df_worklist_dataflow): Don't call it, use double-queue only.
682 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
684 2008-12-06 Jakub Jelinek <jakub@redhat.com>
687 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
688 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
690 2008-12-07 Ben Elliston <bje@au.ibm.com>
692 * gthr-single.h (__gthread_once): Adjust prototype to match all
693 other gthreads models.
695 2008-12-06 Jakub Jelinek <jakub@redhat.com>
697 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
698 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
701 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
702 operands to mult_type if it isn't narrower than op0's type.
704 2008-12-06 Jan Hubicka <jh@suse.cz>
705 Jakub Jelinek <jakub@redhat.com>
707 PR tree-optimization/38074
708 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
710 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
711 in both dirrection for first match heuristics.
712 (tree_bb_level_predictions): Disable noreturn heuristic when there
713 is no returning path.
715 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
717 PR rtl-optimization/38272
718 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
721 2008-12-05 Jakub Jelinek <jakub@redhat.com>
724 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
725 (pp_c_expression): Likewise.
727 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
730 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
732 2008-12-05 Jakub Jelinek <jakub@redhat.com>
735 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
736 arguments to HOST_WIDE_INT. If type has different signedness
737 than unsignedp or different precision from bitsize, create
738 the right type for BIT_FIELD_REF and cast to type.
739 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
742 2008-03-05 Richard Guenther <rguenther@suse.de>
744 * fold-const.c (fold_truthop): Remove code generating
745 BIT_FIELD_REFs of structure bases.
746 (fold_binary): Likewise.
747 (make_bit_field_ref): Remove.
748 (optimize_bit_field_compare): Remove.
749 (all_ones_mask_p): Remove.
751 2008-12-05 Jakub Jelinek <jakub@redhat.com>
753 * tree-sra.c (sra_explode_bitfield_assignment): Always
754 call unsigned_type_for, if the precision is higher than
755 needed, call build_nonstandard_integer_type.
758 * function.c (assign_parm_find_stack_rtl): If promoted_mode
759 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
763 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
764 only if internal_arg_pointer is a non-virtual pseudo.
766 2008-12-05 Joseph Myers <joseph@codesourcery.com>
768 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
769 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
770 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
772 2008-12-05 Jakub Jelinek <jakub@redhat.com>
774 PR tree-optimization/37716
775 * gimplify.c (gimplify_expr): Allow COND_EXPR if
776 gimplify_ctxp->allow_rhs_cond_expr.
778 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
780 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
781 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
783 (alpha_emit_conditional_branch): Do not generate direct branch
784 for UNORDERED comparisons.
786 2008-12-05 Andreas Schwab <schwab@suse.de>
788 * config/rs6000/linux-unwind.h (frob_update_context): Check for
791 2008-12-05 Jakub Jelinek <jakub@redhat.com>
794 * fold-const.c (fold_checksum_tree): Change buf type to union
797 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
800 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
802 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
804 2008-12-05 Ben Elliston <bje@au.ibm.com>
806 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
808 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
810 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
811 Gary Funck <gary@intrepid.com>
813 * cse.c (lookup_as_function): Delete mode frobbing code.
814 (equiv_constant): Re-implement it there for SUBREGs.
816 2008-12-04 Richard Guenther <rguenther@suse.de>
819 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
820 (tree-ssa-structalias.o): Remove errors.h dependency.
821 (tree-ssa-reassoc.o): Likewise.
822 * tree-ssa-reassoc.c: Do not include errors.h.
823 * tree-ssa-alias-warnings.c: Remove.
824 * tree-ssa-alias.c (compute_may_aliases): Remove call to
825 strict_aliasing_warning_backend.
826 * tree-ssa-structalias.c (emit_pointer_definition): New function.
827 (emit_alias_warning): Likewise.
828 (set_uids_in_ptset): Warn for clear cases of type-punning.
829 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
832 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
834 * cse.c (equiv_constant): Fix pasto.
836 2008-12-04 Nick Clifton <nickc@redhat.com>
838 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
839 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
840 formatting of quotes.
842 2008-12-04 Jakub Jelinek <jakub@redhat.com>
845 * fold-const.c (fold_checksum_tree): Allow modification of
848 2008-12-03 Jakub Jelinek <jakub@redhat.com>
851 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
852 have the right number of arguments.
854 2008-12-03 Richard Guenther <rguenther@suse.de>
857 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
860 2008-12-03 Tomas Bily <tbily@suse.cz>
863 * tree-loop-distribution.c (build_size_arg): New function.
864 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
865 Reorganized generating of stmts.
866 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
867 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
868 Indicate if analysis succeed.
869 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
870 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
871 Uses new definition of dr_analyze_innermost.
873 2008-12-03 Ben Elliston <bje@au.ibm.com>
875 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
877 2008-12-03 Jakub Jelinek <jakub@redhat.com>
879 PR tree-optimization/37716
880 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
881 all the needed operations as trees and gimplify_assign it to dst.
884 * configure.ac (gcc_cv_readelf): Look for readelf.
885 (gcc_cv_as_cfi_advance_working): Check for working
886 cfi advances with code alignment factor > 1.
887 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
889 * configure: Regenerated.
891 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
892 Jakub Jelinek <jakub@redhat.com>
893 Andrew Pinski <andrew_pinski@playstation.sony.com>
895 PR rtl-optimization/38281
896 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
897 set it to NULL_RTX afterwards.
899 * emit-rtl.c (set_insn_deleted): Fix formatting.
901 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
903 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
905 * config/mips/mips.md (IMOVE32): New mode iterator.
906 (movsi): Generalize with IMOVE32.
907 (*movsi_internal): Likewise.
908 (*mov<mode>_mips16): Likewise.
911 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
912 Maxim Kuvyrkov <maxim@codesourcery.com>
914 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
915 PC-relative addressing when compiling for uclinux PIC.
916 (__cmpdf_internal, __cmpsf_internal): Hide.
917 (__cmpdf, __cmpsf): Use PIC call sequence.
919 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
920 Jack Howarth <howarth@bromo.med.uc.edu>
922 * config/i386/t-darwin64: Add m32 multilib support.
924 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
926 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
928 2008-12-02 Jakub Jelinek <jakub@redhat.com>
931 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
932 before using it in POINTER_PLUS_EXPR.
934 2008-12-02 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/38359
937 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
940 2008-12-02 Martin Jambor <mjambor@suse.cz>
943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
945 (forward_propagate_addr_into_variable_array_index): Check that the
946 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
947 than the gimple code directly.
949 2008-12-02 Ben Elliston <bje@au.ibm.com>
951 * config/spu/float_disf.c (__floatdisf): Prototype.
952 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
953 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
954 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
956 2008-12-02 DJ Delorie <dj@redhat.com>
958 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
959 (DWARF_CIE_DATA_ALIGNMENT): Define.
961 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
962 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
963 (xstormy16_expand_prologue): Likewise.
964 (xstormy16_expand_builtin_va_start): Likewise.
965 (xstormy16_gimplify_va_arg_expr): Likewise.
967 2008-12-02 Jakub Jelinek <jakub@redhat.com>
970 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
971 potentially returned from folding memcpy.
972 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
973 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
975 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
978 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
979 decoration of function RTL names here on Ada language.
981 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
983 PR rtl-optimization/38280
984 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
985 ira_rebuild_regno_allocno_list): New functions.
986 (regno_allocnos): New static variable.
987 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
988 Call ira_rebuild_regno_allocno_list.
990 2008-12-01 David Daney <ddaney@caviumnetworks.com>
991 Adam Nemet <anemet@caviumnetworks.com>
993 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
994 LINUX_DRIVER_SELF_SPECS.
996 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
998 PR rtl-optimization/37514
999 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1000 from previous insns.
1002 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1005 * c-omp.c (c_finish_omp_for): Only transform pointer
1006 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1008 PR rtl-optimization/38245
1009 * tree-vrp.c (abs_extent_range): New function.
1010 (extract_range_from_binary_expr): Compute range
1011 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1012 or includes zero or if vr1 is VR_RANGE and op0 has some
1015 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1018 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1019 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1020 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1021 to (not:I48MODE (and:I48MODE (...))).
1022 (sync_old_nand<mode>): Ditto.
1023 (sync_new_nand<mode>): Ditto.
1025 2008-12-01 Nick Clifton <nickc@redhat.com>
1027 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1028 Replace uses of the "y" register class with direct references to
1029 the CARRY_REG register.
1030 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1031 register with clobbers of the carry register.
1032 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1033 (xstormy16_split_cbranch): Remove redundant carry parameter.
1034 (xstormy16_expand_arith): Likewise.
1035 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1036 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1037 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1038 (CARRY_REGNUM): Define.
1039 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1041 (xstormy16_expand_arith): Likewise.
1043 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1045 * config/score/score.h (IRA_COVER_CLASSES): Define.
1047 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1050 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1051 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1052 (cmp_sdiv_cc_set): Factor common string.
1053 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1055 (cmp_udiv_cc_set): Factor common string.
1057 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1060 * varasm.c (emutls_finish): Fix common registration.
1062 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1065 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1067 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1069 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1070 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1071 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1072 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1073 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1074 Ignore sub-word case for now.
1075 (sync_nand<mode>_internal): Represent NAND in RTL.
1076 (sync_old_nand<mode): Same.
1077 (sync_old_name<mode>_internal): Same.
1078 (sync_new_nand<mode>): Same.
1079 (sync_new_nand<mode>_internal): Same.
1080 (sync_boolcshort_internal): Expect NAND.
1082 2008-11-28 Richard Guenther <rguenther@suse.de>
1084 PR tree-optimization/37955
1085 PR tree-optimization/37742
1086 * tree-vect-transform.c (vectorizable_store): Remove assert for
1088 (vectorizable_load): Likewise.
1090 2008-11-27 Richard Guenther <rguenther@suse.de>
1092 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1093 a constraint for the static chain parameter.
1095 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1097 * config/bfin/bfin.opt (micplb): New option.
1098 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1099 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1100 ENABLE_WA_INDIRECT_CALLS): New macros.
1101 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1103 (indirect_call_p): New function.
1104 (workaround_speculation): Handle anomaly 05-00-0426 when
1105 ENABLE_WA_INDIRECT_CALLS is true.
1106 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1107 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1108 * doc/invoke.texi (Blackfin Options): Document -micplb.
1110 2008-11-26 DJ Delorie <dj@redhat.com>
1112 * config/m32c/mov.md ("extendhipsi2"): New.
1114 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1116 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1117 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1119 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1121 * config/mips/mips.md (clear_hazard): Rename to
1122 clear_hazard_<mode>. Use mode-specific addition.
1123 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1124 or gen_clear_hazard_di depending on the size of Pmode.
1126 2008-11-26 DJ Delorie <dj@redhat.com>
1128 * configure.ac: Test m32c-elf-gas for .loc.
1129 * configure: Likewise.
1131 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1134 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1137 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1140 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1141 (memory_barrier): Do not generate memory_barrier_nosse instruction
1143 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1145 2008-11-26 Fredrik Unger <fred@tree.se>
1147 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1148 function name from __floatundisf.
1149 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1152 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1153 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/37869
1156 * tree-ssa-structalias.c (struct constraint_graph): Remove
1157 pt_used and number_incoming members.
1158 (build_pred_graph): Do not allocate them.
1159 (condense_visit): Do not use them.
1160 (label_visit): Likewise.
1161 (free_var_substitution_info): Do not free them.
1163 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1165 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1167 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1169 * ira-color.c (allocno_spill_priority): New function.
1170 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1171 Print more info about the spilled allocno.
1172 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1173 checks on bad spill.
1175 * ira-build.c (loop_node_to_be_removed_p): Remove.
1176 (loop_compare_func, mark_loops_for_removal): New functions.
1177 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1179 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1181 * ira.c (ira): Don't change flag_ira_algorithm.
1183 * params.def (ira-max-loops-num): Change the value.
1185 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1187 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1188 Disable unsupported alternative for ColdFire,
1189 add new alternative that ColdFire can handle.
1191 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1193 * regrename.c (merge_overlapping_regs): Add registers artificially
1194 defined at the top of the basic block to the set of live ones just
1195 before the first insn.
1197 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1198 Joey Ye <joey.ye@intel.com>
1201 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1202 false if we need to align the outgoing stack.
1203 (ix86_update_stack_boundary): Check parm_stack_boundary.
1205 2008-11-25 Richard Guenther <rguenther@suse.de>
1209 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1210 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1211 in favor of dereferenced_ptrs.
1212 (init_alias_info): Adjust.
1213 (delete_alias_info): Likewise.
1214 (compute_flow_insensitive_aliasing): Properly
1215 include all aliased variables.
1216 (update_alias_info_1): Use dereferenced_ptrs.
1217 (setup_pointers_and_addressables): Likewise.
1218 (get_smt_for): Honor ref-all pointers and pointers with known alias
1220 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1222 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1226 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1228 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1230 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1232 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1234 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1236 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1239 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1240 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1242 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1245 UNSPECV_CMPXCHG_[12].
1246 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1247 UNSPECV_CMPXCHG_[12].
1250 * config/i386/sync.md (memory_barrier): New expander.
1252 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1255 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1257 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1259 * pa.c (function_arg): Revert 2008-10-26 change.
1261 2008-11-23 Helge Deller <deller@gmx.de>
1263 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1264 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1265 succeeded and lws_ret is not equal to oldval.
1267 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1269 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1271 2008-11-22 Andreas Schwab <schwab@suse.de>
1273 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1276 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1278 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1279 Use constant 1 as the operand.
1280 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1281 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1282 gen_rdhwr_synci_step_di depending on the size of Pmode.
1284 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.md (SWI248): New mode iterator.
1288 (SWI32): Remove mode iterator.
1289 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1290 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1291 iterator. Generate popcnt mnemonic without mode extensions
1292 for Darwin x86 targets.
1293 (*popcount<mode>2_cmp): Ditto.
1294 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1295 extensions for Darwin x86 targets.
1297 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1299 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1300 only if HAVE_AS_SPARC_UA_PCREL is defined.
1302 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1304 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1305 allocno_costs value of the classees with the lowest total_costs
1306 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1307 (setup_allocno_cover_class_and_costs): ...rather than here.
1308 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1311 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1314 * builtins.c (expand_builtin_apply_args): Emit sequence before
1315 parm_birth_insn instead of after entry_of_function's first insn.
1318 * function.c (assign_parm_remove_parallels): Pass
1319 data->passed_type as third argument to emit_group_store.
1322 * final.c (mark_symbol_refs_as_used): New function.
1323 * output.h (mark_symbol_refs_as_used): New prototype.
1324 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1325 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1326 * config/arm/arm.md (consttable_4): Likewise.
1329 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1331 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1335 propagate x = &a into *x = b if conversion from b to a's type is
1338 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1340 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1341 for the liveness computation of the new insn.
1343 2008-11-21 DJ Delorie <dj@redhat.com>
1345 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1346 Moves to/from below100 space (W) can only use r0-r7.
1348 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1351 * doc/invoke.texi (Optimization Options): Fix typo.
1353 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1354 Xuepeng Guo <xuepeng.guo@intel.com>
1356 * config.gcc (extra_headers): For x86 and x86-64, remove
1357 gmmintrin.h, add immintrin.h and avxintrin.h.
1359 * config/i386/gmmintrin.h: Renamed to ...
1360 * config/i386/avxintrin.h: This. Issue an error if
1361 _IMMINTRIN_H_INCLUDED is undedined.
1363 * config/i386/immintrin.h: New.
1365 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1368 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1369 mode of PLUS, not mode of the eliminated register.
1371 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1374 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1375 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1376 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1377 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1378 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1379 (*nand<mode>3): Rename to *andnot<mode>3.
1380 (*nandtf3): rename to *andnottf3.
1381 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1382 Use CODE_FOR_mmx_andnotv2si3.
1383 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1384 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1385 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1386 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1387 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1389 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1392 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1393 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1394 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1395 to (not:IMODE (and:IMODE (...))).
1396 (sync_old_nand<mode>): Ditto.
1397 (sync_new_nand<mode>): Ditto.
1399 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1401 * config/arm/thumb2.md (thumb2_casesi_internal,
1402 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1404 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1406 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1407 nand to the changed 4.4 semantic.
1409 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1412 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1413 (fold_builtin_memory_op): Handle even the case where just one
1414 of src and dest is an address of a var decl component, using
1415 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1416 and readonly_data_expr src check.
1417 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1420 PR rtl-optimization/36998
1421 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1422 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1423 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1424 stack_adjust_offset callers.
1425 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1427 (compute_barrier_args_size): Handle insns in annulled branches
1430 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1433 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1434 Handle cases when integer argument crosses argument register boundary.
1436 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1439 * config.gcc (i[34567]86-*-solaris2*): Don't include
1440 i386/t-crtstuff here.
1441 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1442 * config/i386/t-sol2: Move to libgcc/config/i386.
1444 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1447 * tlink.c: Include "libiberty.h".
1448 (initial_cwd): Change type into char *.
1449 (tlink_init): Call getpwd instead of getcwd.
1451 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1453 PR rtl-optimization/32283
1454 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1455 of the induction variable to decide whether it may wrap.
1456 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1457 initialization of the bound before the loop.
1458 * simplify-rtx.c (simplify_binary_operation_1): Add two
1459 simplifications regarding AND.
1460 (simplify_plus_minus): Only fail if no simplification is possible.
1461 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1463 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1466 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1467 checking until GIMPLE lowering.
1468 * gimple-low.c (check_call_args): New function.
1469 (lower_stmt) <case GIMPLE_CALL>: Call it.
1471 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1473 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1474 with the same type as the first operand of the AND expression.
1476 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1479 * ira-int.h (struct ira_loop_tree_node): New member
1480 entered_from_non_parent_p.
1482 * ira-color.c (print_loop_title): Print loop bbs.
1484 * ira-emit.c (entered_from_non_parent_p,
1485 setup_entered_from_non_parent_p): New functions.
1486 (not_modified_p): Rename to store_can_be_removed_p. Check there
1488 (generate_edge_moves): Use store_can_be_removed_p instead of
1490 (ira_emit): Call setup_entered_from_non_parent_p.
1492 * ira-build.c (copy_info_to_removed_store_destinations):
1493 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1494 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1495 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1496 update all accumulated attributes.
1498 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1501 * ira-int.h (ira_copy_allocno_live_range_list,
1502 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1503 ira_finish_allocno_live_range_list): New prototypes.
1504 (ira_allocno_live_ranges_intersect_p,
1505 ira_pseudo_live_ranges_intersect_p): Remove.
1507 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1508 ira_pseudo_live_ranges_intersect_p): Rename to
1509 allocnos_have_intersected_live_ranges_p and
1510 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1512 * ira-color.c: ... here
1513 (coalesced_allocno_conflict_p): Use
1514 allocnos_have_intersected_live_ranges_p.
1515 (coalesced_allocnos_living_at_program_points,
1516 coalesced_allocnos_live_at_points_p,
1517 set_coalesced_allocnos_live_points): Remove.
1518 (slot_coalesced_allocnos_live_ranges,
1519 slot_coalesced_allocno_live_ranges_intersect_p,
1520 setup_slot_coalesced_allocno_live_ranges): New.
1521 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1522 (ira_sort_regnos_for_alter_reg): Use
1523 allocnos_have_intersected_live_ranges_p.
1524 (ira_reuse_stack_slot): Use
1525 pseudos_have_intersected_live_ranges_p.
1527 * global.c (pseudo_for_reload_consideration_p): Check
1528 flag_ira_share_spill_slots too.
1530 * ira-build.c (copy_allocno_live_range_list): Rename to
1531 ira_copy_allocno_live_range_list. Make it external.
1532 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1534 (ira_allocno_live_ranges_intersect_p): New.
1535 (ira_finish_allocno_live_range_list): New.
1536 (finish_allocno): Use it.
1537 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1538 (copy_info_to_removed_store_destinations): Ditto. Use
1539 ira_copy_allocno_live_range_list.
1540 (ira_flattening): Use ira_merge_allocno_live_ranges.
1542 * ira.c (too_high_register_pressure_p): New function.
1543 (ira): Switch off sharing spill slots if the pressure is too high.
1545 2008-11-19 Richard Guenther <rguenther@suse.de>
1547 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1548 non-sizetype offsets if their precision matches that of the pointer.
1549 * expr.c (expand_expr_real_1): Always sign-extend the offset
1550 operand of a POINTER_PLUS_EXPR.
1552 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1554 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1555 (mips-sgi-irix[56]*): No need to use fixproto.
1557 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1558 Paul Brook <paul@codesourcery.com>
1560 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1563 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1565 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1567 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1570 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1571 (separate_decls_in_region): Create shared struct even when there
1572 are only reductions.
1574 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1576 * config/picochip/picochip.c (headers): Remove an unnecessary
1579 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1582 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1583 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1585 * config/m68k/m68k.md: Adjust all conditional branches that use the
1586 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1588 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1591 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1592 is a register or zero operand in the correct mode before generating
1593 mtch1 insn or a register operand in the correct mode before generating
1595 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1597 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1599 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1600 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1601 mipsisa*-*-elf*. Handle mipsisa64r2*.
1602 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1603 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1605 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1606 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1608 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1609 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1610 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1613 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1616 * config/i386/i386.md (allocate_stack_worker_32,
1617 allocate_stack_worker_64): Don't use match_dup between input and
1619 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1620 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1622 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1624 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1625 is forced when trying to do a symbol link for it.
1627 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1629 * expmed.c (extract_bit_field_1): Also use a temporary and
1630 convert_extracted_bit_field when the conversion from ext_mode to
1631 the target mode requires explicit truncation.
1633 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1635 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1637 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1638 registers when not optimizing.
1640 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1642 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1643 and its associated define_split. Expose the all-d alternative
1644 to the register allocator, but mark it with "?". Mark the first
1645 alternative with "*?*?".
1646 (*mul_sub_si): Likewise.
1647 (*mul_acc_si_r3900): New pattern.
1649 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1652 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1653 propagating x = &a into *x = b, add a cast if not useless
1654 type conversion or don't optimize if another stmt would be
1657 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1660 * optabs.c (expand_sync_operation): Properly handle NAND case
1661 by calculating ~(t1 & val) instead of (~t1 & val).
1662 * builtins.c (expand_builtin_sync_operation): Warn for changed
1663 semantics in NAND builtins.
1664 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1666 * doc/invoke.texi (Warning options): Add Wsync-nand.
1667 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1668 __sync_fetch_and_nand builtin operation in the example. Add a note
1669 about changed semantics in GCC 4.4.
1670 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1671 operation in the example. Add a note about changed semantics in
1674 2008-11-16 Jan Hubicka <jh@suse.cz>
1676 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1679 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1681 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1684 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1687 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1688 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1690 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1691 rather than call_really_used_regs when handling $gp.
1693 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1696 * config/mips/mips.c (machine_function): Update the comment
1697 above global_pointer.
1698 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1699 that a function doesn't need a global pointer.
1700 (mips_current_loadgp_style): Update accordingly.
1701 (mips_restore_gp): Likewise.
1702 (mips_output_cplocal): Likewise.
1703 (mips_expand_prologue): Likewise.
1705 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1707 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1708 parameter. Use DImode for computing the number of registers.
1709 (function_arg): Adjust for above change.
1710 (function_value): Likewise.
1712 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1714 PR tree-optimization/37950
1715 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1716 not computed for the current function.
1718 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1721 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1722 gpr and other COMPONENT_REFs.
1724 2008-11-15 Richard Guenther <rguenther@suse.de>
1726 PR tree-optimization/38051
1727 * tree-ssa-alias.c (update_alias_info_1): Manually find
1730 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1732 * doc/invoke.texi (-mfix-r10000): Document.
1733 * config/mips/mips.opt (mfix-r10000): New option.
1734 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1735 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1736 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1737 (MIPS_SYNC_OP): Likewise.
1738 (MIPS_SYNC_OP_12): Likewise.
1739 (MIPS_SYNC_OLD_OP_12): Likewise.
1740 (MIPS_SYNC_NEW_OP_12): Likewise.
1741 (MIPS_SYNC_OLD_OP): Likewise.
1742 (MIPS_SYNC_NAND): Likewise.
1743 (MIPS_SYNC_OLD_NAND): Likewise.
1744 (MIPS_SYNC_EXCHANGE): Likewise.
1745 (MIPS_SYNC_EXCHANGE_12): Likewise.
1746 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1748 (MIPS_SYNC_NEW_NAND): Likewise.
1749 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1750 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1751 (mips_output_sync_loop): New function.
1752 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1753 Make -mfix-r10000 require branch-likely instructions.
1754 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1755 mips_output_sync_loop.
1756 (compare_and_swap_12): Likewise.
1757 (sync_add<mode>): Likewise.
1758 (sync_<optab>_12): Likewise.
1759 (sync_old_<optab>_12): Likewise.
1760 (sync_new_<optab>_12): Likewise.
1761 (sync_nand_12): Likewise.
1762 (sync_old_nand_12): Likewise.
1763 (sync_new_nand_12): Likewise.
1764 (sync_sub<mode>): Likewise.
1765 (sync_old_add<mode>): Likewise.
1766 (sync_old_sub<mode>): Likewise.
1767 (sync_new_add<mode>): Likewise.
1768 (sync_new_sub<mode>): Likewise.
1769 (sync_<optab><mode>): Likewise.
1770 (sync_old_<optab><mode>): Likewise.
1771 (sync_new_<optab><mode>): Likewise.
1772 (sync_nand<mode>): Likewise.
1773 (sync_old_nand<mode>): Likewise.
1774 (sync_new_nand<mode>): Likewise.
1775 (sync_lock_test_and_set<mode>): Likewise.
1776 (test_and_set_12): Likewise.
1778 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1780 * gcc.c (cc1_options): Fix comment.
1782 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1785 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1786 argtype instead of result_type.
1788 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1790 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1791 subloop_next/next and subloops/childen fields.
1793 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1795 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1796 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1797 (LOCAL_INCLUDE_DIR): Undefine.
1798 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1800 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1802 PR rtl-optimization/37397
1803 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1804 (ALLOCNO_BAD_SPILL_P): New macro.
1806 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1808 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1809 (create_cap_allocno, propagate_allocno_info,
1810 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1811 (update_bad_spill_attribute): New function.
1812 (ira_build): Call it.
1814 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1816 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/38104
1819 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1820 before calling mark_symbols_for_renaming, not after it.
1822 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1824 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1825 (OVERRIDE_OPTIONS): Likewise.
1827 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1828 Andrew Stubbs <ams@codesourcery.com>
1829 Gunnar Von Boehn <gunnar@genesi-usa.com>
1832 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1833 the shorter LEA insn over ADD.L where possible.
1835 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1837 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1838 systems, which are assumend to always provide SSP-support in glibc.
1839 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1841 * configure: Regenerate.
1843 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1846 * function.c (gimplify_parameters): For callee copies parameters,
1847 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1849 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1852 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1853 x86 parts into the `i[34567]86-*-linux*' and parts that are
1854 independent of the processor architecture into the `*-*-linux*' cases.
1855 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1856 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1857 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1858 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1859 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1860 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1861 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1863 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1865 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1866 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1867 (ls2_idiv): Likewise idiv3.
1868 (ls2_prefetch): New reservation.
1869 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1870 * config/mips/mips.md (type): Add imul3nc and idiv3.
1871 (length): Handle idiv3.
1872 (any_mod): New code_iterator.
1873 (u): Handle MOD and UMOD.
1874 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1875 (prefetch): Handle TARGET_LOONGSON_2EF.
1877 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1880 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1881 (prune_unused_types_walk): Call it for non-perennial local classes.
1882 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1883 entry, just set it to 2 and recurse on children, don't walk attributes
1886 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1888 * c-common.c (warn_about_parentheses): Add missing whitespace
1891 2008-11-13 Paul Brook <paul@codesourcery.com>
1893 * doc/invoke.texi: Document --fix-cortex-m3.
1894 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1895 Cortex-M3 cpu is selected.
1896 (output_move_double): Avoid overlapping base register and first
1897 destination register when fix_cm3_ldrd.
1898 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1900 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1903 * gimple.h (gimple_range_check_failed): Remove prototype.
1904 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1906 (gimple_range_check_failed): Removed.
1908 2008-11-13 Andrew Haley <aph@redhat.com>
1911 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1914 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1918 2007-05-07 Mike Stump <mrs@apple.com>
1919 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1920 also checks for and while statements in C++.
1922 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1925 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1926 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1927 - which clones are reachable - as "abstract and needed".
1928 * cgraph.c (cgraph_release_function_body): If a node is
1929 "abstract and needed", do not release its DECL_INITIAL() content
1930 that will be needed to emit debug info.
1932 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1935 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1936 to set HAVE_GETIPINFO.
1937 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1938 * configure: Regenerate.
1939 * config.in: Regenerate.
1941 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1944 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1946 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1949 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1950 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1952 2008-11-12 Jason Merrill <jason@redhat.com>
1955 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1958 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1960 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1961 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1963 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1964 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1966 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1968 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1969 packed-stack special handling.
1970 (FRAME_ADDR_RTX): Add definition.
1972 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1975 * fold-const.c (native_encode_string): New function.
1976 (native_encode_expr): Use it for STRING_CST.
1978 2008-11-12 DJ Delorie <dj@redhat.com>
1980 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1981 insns if the intermediate value will be used later.
1983 2008-11-12 Andreas Schwab <schwab@suse.de>
1985 * config/m68k/m68k.c (print_operand): Mask off extra extension
1986 bits when writing out the representation of real values.
1988 2008-11-12 Ira Rosen <irar@il.ibm.com>
1990 PR tree-optimization/38079
1991 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1994 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1997 * c-pretty-print.c (pp_c_complex_expr): New function.
1998 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2001 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2002 than INNER and INNER is a constant, forcibly align INNER as much
2005 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2007 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2009 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2011 PR rtl-optimization/37363
2012 * simplify-rtx.c (simplify_plus_minus): Don't create
2013 (const (minus ...)) expresisons.
2015 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2017 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2020 2008-11-10 Catherine Moore <clm@codesourcery.com>
2022 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2024 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2025 (BASE_DRIVER_SELF_SPECS): Remove.
2026 (DRIVER_SELF_SPECS): New definition.
2027 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2028 BASE_DRIVER_SELF_SPECS.
2029 * config/mips/sde.h: Likewise.
2030 * config/mips/iris6.h: Likewise.
2031 * config/mips/vr.h: Likewise.
2032 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2034 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2036 PR rtl-optimizations/37948
2037 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2038 (ira_create_copy, ira_add_allocno_copy): New parameter.
2040 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2041 to ira_add_allocno_copy.
2042 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2043 parameter to process_regs_for_copy.
2044 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2045 Fix typo in passing second allocno to ira_add_allocno_copy.
2047 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2048 coalesced allocnos list.
2049 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2051 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2052 (add_ira_allocno_to_ordered_bucket): Rename to
2053 add_allocno_to_ordered_bucket.
2054 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2055 head of coalesced allocnos list.
2056 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2057 Check that it is aready calculated.
2058 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2059 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2061 (coalesce_allocnos): Do extended coalescing too.
2063 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2064 parameter to ira_add_allocno_copy.
2066 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2068 (print_copy): Print copy origination too.
2070 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2073 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2075 PR rtl-optimization/37514
2076 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2077 flag_ira_share_spill_slots to 2 if it's already non-zero.
2078 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2079 flag_ira_share_spill_slots is 2.
2081 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2083 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2084 (prologue_enter_32): Set FB to SP - 4.
2086 2008-11-10 DJ Delorie <dj@redhat.com>
2088 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2089 constraint for single-bit-clear in lower byte of HI constant, vs
2090 Imb which just ignores the upper byte.
2091 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2092 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2093 (iorhi3_16): Check for single bit set, not single bit clear.
2095 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2097 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2099 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2101 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2103 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2104 values living in memory and use more precise alignment information.
2106 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2109 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2110 after __mf_check call if the call must end a bb.
2112 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2116 * combine.c (force_to_mode): Do not process vector types.
2118 * rtlanal.c (nonzero_bits1): Do not process vector types.
2119 (num_sign_bit_copies1): Likewise.
2121 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2123 * config/i386/gnu.h: Add copyright and licensing header.
2124 * config/gnu.h: Likewise.
2126 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2128 * fwprop.c (fwprop_done): Call df_remove_problem.
2130 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2133 * tree-scalar-evolution.c (instantiate_scev_1): Return
2134 chrec_dont_know for VL_EXP_CLASS_P.
2136 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2138 * reg-stack.c (reg_to_stack): Add missing braces in memset
2141 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2143 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2144 (NO_PROFILE_COUNTERS): New define.
2146 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2149 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2151 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2154 * config/sparc/constraints.md (D): New.
2155 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2156 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2158 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2159 Use the 'D' constraint in addition to 'F' in some alternatives.
2160 (DF splitter): Generalize for V64mode.
2161 * doc/md.texi (SPARC): Document the 'D' constraint.
2163 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2165 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2167 2008-11-06 Ben Elliston <bje@au.ibm.com>
2169 * gcc.c: Remove ancient comment about a bug in Sun cc.
2171 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2173 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2175 2008-11-06 Ben Elliston <bje@au.ibm.com>
2177 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2179 2008-11-06 Ben Elliston <bje@au.ibm.com>
2181 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2184 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2187 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2190 2008-11-05 Martin Jambor <mjambor@suse.cz>
2193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2194 pointer arithmetics into array_ref if the array is accessed
2195 through an indirect_ref.
2197 2008-11-05 Richard Guenther <rguenther@suse.de>
2200 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2201 qualified pointer conversion before stripping qualifiers.
2202 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2203 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2204 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2207 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2208 properly canonicalize binary ops.
2209 (forward_propagate_addr_expr_1): Use
2210 may_propagate_address_into_dereference.
2212 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2215 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2216 Initialize uninitialized input registers with a NaN.
2218 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2222 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2224 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2228 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2229 exits and conditions.
2230 * testsuite/gcc.dg/graphite/pr37943.c: New.
2232 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2233 Andrew Pinski <andrew_pinski@playstation.sony.com>
2236 * c-common.c (warn_for_sign_compare): For complex result_type
2237 use component's type.
2239 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2241 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2243 * print-tree.c (print_node): Don't print DECL_INITIAL
2247 * c-common.c (parse_optimize_options): Save and restore
2248 flag_strict_aliasing around decode_options call.
2250 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2252 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2253 (host_detect_local_cpu): Use it instead of casted strings to
2254 compare vendor signatures.
2256 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2259 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2260 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2262 2008-11-03 Catherine Moore <clm@codesourcery.com>
2264 * config/mips.c (mips_conditional_register_usage): Handle the
2265 DSP control register.
2266 * doc/extend.texi: Document the DSP control register.
2268 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2269 Jakub Jelinek <jakub@redhat.com>
2271 * omp-low.c (expand_omp_for_generic): If iter_type has different
2272 precision than type and type is a pointer type, cast n1 and n2
2273 first to an integer type with the same precision as pointers
2274 and only afterwards to iter_type.
2276 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2278 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2279 (UNSPEC_GOTSYM_OFF): New unspec.
2280 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2281 (pic_add_dot_plus_eight): Likewise.
2282 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2283 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2284 UNSPEC_PIC_BASE operands.
2285 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2286 (arm_output_addr_const_extra): Handle it.
2288 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2290 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2291 integer class to full integer class if the offset is not word-aligned.
2293 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2296 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2298 (doloop_optimize): Update call to doloop_modify.
2300 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2302 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2304 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2307 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2308 gcc_cv_as_cfi_directive.
2309 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2310 merging read-only and read-write sections or assembler emits
2311 read-write .eh_frame sections.
2312 * configure: Regenerate.
2314 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2317 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2319 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2321 (rs6000_emit_prologue): Invert logic.
2322 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2323 (reg:P 11) instead of match_operand.
2324 (*save_fpregs_<mode>): Likewise.
2325 (*restore_gpregs_<mode>): Likewise.
2326 (*return_and_restore_gpregs_<mode>): Likewise.
2327 (*return_and_restore_fpregs_<mode>): Likewise.
2328 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2329 (reg:P 11) insted of match_operand.
2330 (*restore_gpregs_spe): Likewise.
2331 (*return_and_restore_gpregs_spe): Likewise.
2333 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2335 PR tree-optimization/37684
2336 * gcc.dg/graphite/pr37684.c: New.
2337 * graphite.c (exclude_component_ref): New.
2338 (is_simple_operand): Call exclude_component_ref.
2340 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2342 PR tree-optimization/36908
2343 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2344 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2345 (number_of_rw_in_partition): New.
2346 (partition_contains_all_rw): New.
2347 (ldist_gen): Do not distribute when one of the partitions
2348 contains all the memory operations.
2350 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2352 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2353 EDGE_IRREDUCIBLE_LOOP.
2355 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2357 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2358 where we have one entry point in the loop which isn't the head.
2360 2008-11-03 Richard Guenther <rguenther@suse.de>
2363 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2365 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2368 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2369 for ipa and simple ipa passes.
2371 2008-11-02 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/37542
2374 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2375 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2376 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2377 (vn_nary_op_insert_stmt): Likewise.
2378 (visit_use): Likewise.
2380 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2382 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2384 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2385 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2386 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2387 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2388 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2389 peephole2's): Replace unspec with rotate.
2390 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2392 2008-11-02 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/37991
2395 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2396 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2397 (set_ssa_val_to): Print if the value changed.
2398 (simplify_binary_expression): Strip useless conversions.
2400 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2403 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2406 2008-11-01 Richard Guenther <rguenther@suse.de>
2409 * builtins.c (fold_builtin_strspn): Return a size_t.
2410 (fold_builtin_strcspn): Likewise.
2412 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2414 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2415 attribute for struct return convention.
2417 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2419 * config/rs6000/crtsavres.asm: Really, really delete.
2421 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2423 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2425 (rs6000_emit_prologue): Invert logic.
2426 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2427 (reg:P 11) instead of match_operand.
2428 (*save_fpregs_<mode>): Likewise.
2429 (*restore_gpregs_<mode>): Likewise.
2430 (*return_and_restore_gpregs_<mode>): Likewise.
2431 (*return_and_restore_fpregs_<mode>): Likewise.
2432 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2433 (reg:P 11) insted of match_operand.
2434 (*restore_gpregs_spe): Likewise.
2435 (*return_and_restore_gpregs_spe): Likewise.
2437 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2439 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2440 list of word switches that take args.
2442 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2444 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2445 (s390_output_pool_entry): Call it through for_each_rtx.
2448 * expr.c (store_constructor): For vectors, if target is a MEM, use
2449 target's MEM_ALIAS_SET instead of elttype alias set.
2451 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2454 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2457 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2460 * config/rs6000/predicates.md (word_offset_memref_operand):
2461 Restructure code and look inside auto-inc/dec addresses.
2463 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2466 * libgcov.c ( __gcov_indirect_call_profiler): Check
2467 TARGET_VTABLE_USES_DESCRIPTORS.
2469 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2471 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2472 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2473 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2474 offset if eliminating soft frame pointer.
2475 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2476 (stack_protect_test_si): Add initial machine description
2477 for Stack Smashing Protector
2479 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2482 * c-common.c (min_precision): Move to...
2483 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2484 * tree.h (tree_int_cst_min_precision): Declare.
2485 * c-common.h (min_precision): Delete declaration.
2486 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2487 multiplication of non-negative integer constants.
2488 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2489 tree_int_cst_min_precision.
2490 (finish_enum): Likewise.
2492 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2495 * convert.c (convert_to_real): Do not optimize conversions of
2496 binary arithmetic operations between binary and decimal
2497 floating-point types. Consider mode of target type in determining
2498 decimal type for arithmetic. Unless
2499 flag_unsafe_math_optimizations, do not optimize binary conversions
2500 where this may change rounding behavior.
2501 * real.c (real_can_shorten_arithmetic): New.
2502 * real.h (real_can_shorten_arithmetic): Declare.
2504 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2506 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2507 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2508 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2510 (must_save_p): For some workarounds, interrupts need to clobber a
2512 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2513 and LC1 for WA_05000257.
2514 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2515 WA_05000283 and WA_05000315.
2516 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2517 (movbi): Add alternative to set CC to 1; improve code for setting
2519 (dummy_load): New pattern.
2521 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2524 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2525 BLKmode for non-memory, convert using a wider MODE_INT mode
2529 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2530 that haven't been removed yet.
2532 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2534 * config/bfin/bfin.c (struct machine_function): New member
2535 has_loopreg_clobber.
2536 (bfin_expand_movmem): Set it when generating memcpy insns.
2537 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2538 expand_epilogue_reg_restore): If we have hardware loops,
2539 memcpy insns (indicated by has_loopreg_clobber) or function
2540 calls, we need to save the loop registers.
2542 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/i386.c (core2_cost): Fix typos in comments.
2546 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2549 * combine.c (make_compound_operation): Don't call make_extraction with
2550 non-positive length.
2551 (simplify_shift_const_1): Canonicalize count even if complement_p.
2553 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2555 * convert.c (strip_float_extensions): Do not remove or introduce
2556 conversions between binary and decimal floating-point types.
2558 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2561 * fold-const.c (distribute_bit_expr): Convert common, left and
2562 right arguments to type.
2564 2008-10-28 Nick Clifton <nickc@redhat.com>
2566 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2567 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2568 call_really_used_regs array rather than the call_used_regs array.
2569 (mn10300_get_live_callee_saved_regs, expand_prologue,
2570 expand_epilogue, output_tst): Likewise.
2572 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2575 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2576 (df_get_entry_block_def_set): Neither here.
2577 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2579 PR tree-optimization/37879
2580 * predict.c (tree_estimate_probability): Check if last_stmt is
2581 non-NULL before dereferencing it.
2583 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2585 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2586 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2587 (ira_fast_allocation): Remove the prototype.
2589 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2590 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2591 (color_pass): Modify the updated costs.
2592 (ira_color): Rename to color. Make it static.
2593 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2594 (ira_color): New function.
2596 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2599 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2601 (set_allocno_live, clear_allocno_live, mark_ref_live,
2602 mark_ref_dead): Invalidate corresponding element of
2603 allocno_saved_at_call.
2604 (process_bb_node_lives): Increment last_call_num. Setup
2605 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2606 allocno was already saved.
2607 (ira_create_allocno_live_ranges): Initiate last_call_num and
2608 allocno_saved_at_call.
2610 * ira-build.c (ira_create_allocno): Initiate
2611 ALLOCNO_UPDATED_COVER_CLASS_COST.
2612 (create_cap_allocno, propagate_allocno_info,
2613 remove_unnecessary_allocnos): Remove setting updated costs.
2614 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2616 * ira.c (ira): Don't call ira_fast_allocation.
2618 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2621 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2624 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2626 * ira-int.h (ira_hard_regno_cover_class): New.
2628 * ira-lives.c (mark_reg_live, mark_reg_dead,
2629 process_bb_node_lives): Use ira_hard_regno_cover_class.
2631 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2632 (setup_hard_regno_cover_class): New function.
2633 (ira_init): Call setup_hard_regno_cover_class.
2635 * ira-costs.c (cost_class_nums): Add comment.
2636 (find_allocno_class_costs): Initiate cost_class_nums.
2637 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2639 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2642 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2643 Rename to copy_info_to_removed_store_destinations. Propagate
2644 conflict hard regs and register stack attribute.
2646 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2649 * pa.c (function_arg_padding): Pad complex and vector types
2650 upward in 64-bit runtime.
2651 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2653 2008-10-26 Matthias Klose <doko@ubuntu.com>
2655 * doc/install.texi: Document requirements on antlr.
2657 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2659 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2662 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2665 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2666 is defined, use it to modify the constant offset.
2668 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2670 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2671 and short arguments to the correct location as mandated by the ABI.
2673 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2675 PR rtl-optimization/37769
2676 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2678 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2680 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2681 unwind-dw2-Os-4-200.o.
2683 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2685 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2686 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2688 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2690 PR tree-optimization/36038
2691 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2692 add sizetype IV with initial value zero instead of pointer type.
2694 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2697 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2698 around bit operation.
2699 * profile.c (is_edge_inconsistent): Likewise.
2700 * fold-const.c (truth_value_p): Move from here...
2701 * tree.h (truth_value_p): ... to here.
2702 * c-tree.h (c_expr): Update description of original_code.
2703 * c-typeck.c (parser_build_unary_op): Set original_code.
2704 (parser_build_binary_op): Update call to warn_about_parentheses.
2705 * c-common.c (warn_about_parentheses): Take two additional
2706 arguments of the operands. Use a switch. Quote operators
2707 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2708 Add warning about !x | y and !x & y.
2709 * c-common.h (warn_about_parentheses): Update declaration.
2711 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2713 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2714 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2715 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2717 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2718 (check-%): For test targets listed in lang_checks_parallelized
2719 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2720 run the testing in multiple make goals, possibly parallel, and
2721 afterwards run dg-extract-results.sh to merge the sum and log files.
2723 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2725 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2726 (mips_move_to_gpr_cost): Likewise.
2727 (mips_move_from_gpr_cost): Likewise.
2728 (mips_register_move_cost): Make more fine-grained.
2730 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2732 * graphite.c (graphite_apply_transformations): Check for
2733 -fgraphite-identity.
2734 * toplev.c (process_options): Add graphite_identity.
2735 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2737 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2739 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2740 mulhisihl and mulhisihh builtins.
2742 From Jie Zhang <jie.zhang@analog.com>
2743 * config/bfin/bfin.md (composev2hi): Put operands into vector
2746 2008-10-22 Chao-ying Fu <fu@mips.com>
2748 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2750 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2752 From Mike Frysinger <michael.frysinger@analog.com>
2753 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2754 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2755 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2756 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2757 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2758 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2759 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2760 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2761 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2762 __ADSPBF51x__ for all of them.
2763 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2764 -mcpu bf512, bf514, bf516, and bf518.
2765 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2766 bf512-none, bf514-none, bf516-none, and bf518-none.
2767 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2768 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2769 * doc/invoke.texi (Blackfin Options): Document that
2770 -mcpu now accepts bf512, bf514, bf516, and bf518.
2772 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2775 * fold-const.c (build_range_type): For 1 .. signed_max
2776 range call build_nonstandard_inter_type if signed_type_for
2777 returned a type with bigger precision.
2779 2008-10-22 Richard Guenther <rguenther@suse.de>
2781 * tree.def (COMPLEX_TYPE): Constrain element type.
2782 * tree.c (build_complex_type): Assert that.
2783 * tree-ssa-structalias.c (could_have_pointers): Complex types
2784 cannot have pointers.
2786 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2789 * c-typeck.c (convert_for_assignment): Do not give declaration's
2790 location for builtins. Spell out which type was expected and which
2793 2008-10-22 Nick Clifton <nickc@redhat.com>
2795 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2796 the fdpic register to be a target when running in fdpic mode.
2798 2008-10-22 Rafael Espindola <espindola@google.com>
2800 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2801 newly created statements.
2803 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2806 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2807 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2808 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2810 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2813 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2814 Adjust -mcmodel=medium description for 2005-07-31 changes.
2816 2008-10-22 Jan Hubicka <jh@suse.cz>
2817 Jakub Jelinek <jakub@redhat.com>
2820 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2822 2008-10-21 Richard Henderson <rth@redhat.com>
2825 * emit-rtl.c (get_spill_slot_decl): Export.
2826 * emit-rtl.h (get_spill_slot_decl): Declare.
2827 * var-tracking.c (vt_add_function_parameters): Relax assertion
2828 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2830 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2832 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2833 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2836 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2839 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2840 processed by get_maxval_strlen.
2842 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2845 * tree.c (get_file_function_name): Copy first_global_object_name.
2846 Centralize call to clean_symbol_name.
2848 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2850 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2851 * config/svr4.h (SVR4_ASM_SPEC): New.
2852 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2853 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2855 * doc/invoke.texi (Option Summary): Add -T to linker options.
2856 (Link Options): Document -T.
2858 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2860 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2863 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2866 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2868 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2870 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2873 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2875 * doc/install.texi: Fix typos in previous patch.
2877 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2879 * doc/install.texi: Document in-tree building of gcc and mpfr.
2881 2008-10-19 Richard Guenther <rguenther@suse.de>
2883 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2885 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2888 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2889 (build_enumerator): Convert enumerators that fit in integer to
2892 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/i386.md (unnamed peephole2): Do not force memory
2895 operands of arith or logical instructions into registers for
2896 non-TARGET_READ_MODIFY targets.
2898 (ffs_cmove): Change operand 0 predicate to register_operand.
2899 Change operand 1 predicate to nonimmediate_operand.
2901 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2903 2008-10-18 Richard Guenther <rguenther@suse.de>
2905 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2906 VIEW_CONVERT_EXPR case against invalid gimple.
2908 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2910 * c-parser.c (c_parser_binary_expression): Silence the
2911 uninitialized variable warning emitted for binary_loc.
2913 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2915 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2918 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2921 * c-typeck.c (build_unary_op): Use omit_one_operand for
2922 IMAGPART_EXPR of real argument.
2924 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2926 PR tree-optimization/37664
2927 * fold-const.c (fold_binary): When optimizing comparison with
2928 highest or lowest type's value, don't consider TREE_OVERFLOW.
2930 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2933 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2934 * coverage.c: Include tm_p.h.
2935 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2936 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2937 dollar signs from PREFIX.
2938 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2939 instead of manual strip_name_encoding.
2941 2008-10-16 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2945 volatile qualified functions or methods as relevant.
2947 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2949 PR tree-optimization/37525
2950 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2951 sizetype unsigned constants, both in the case of C and bounds.
2953 2008-10-15 Jan Hubicka <jh@suse.cz>
2955 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2957 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2960 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2961 HARD_REGNO_CALL_PART_CLOBBERED.
2963 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2966 * ira-lives.c (mark_early_clobbers): Remove.
2967 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2968 check_and_make_def_conflicts,
2969 make_early_clobber_and_input_conflicts,
2970 mark_hard_reg_early_clobbers): New functions.
2971 (process_bb_node_lives): Call
2972 make_early_clobber_and_input_conflicts and
2973 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2975 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2976 early clobbers of pseudo-registers.
2978 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2981 * ira-build.c (ira_flattening): Recalculate
2982 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2983 from the scratch instead of the propagation.
2985 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2987 * doc/rtl.texi (const_double): Remove the "addr" operand.
2988 Describe CONST_DOUBLE_* macros under const_double rather
2990 (const_fixed): Fix the operand description.
2991 (const): Add an @findex directive.
2992 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2993 after the constant rtl table.
2994 (fix): Combine floating-point and fixed-point descriptions.
2996 * sched-deps.c (sched_analyze_2): Remove reference to
2999 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3001 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3003 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3004 for UNSPEC_GOTSYM_OFFs.
3005 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3006 (add_GOT_to_pic_reg): Use it.
3007 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3009 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3010 Harsha Jagasia <harsha.jagasia@amd.com>
3012 PR tree-optimization/37485
3013 * graphite.c (gmp_cst_to_tree): Moved.
3014 (iv_stack_entry_is_constant): New.
3015 (iv_stack_entry_is_iv): New.
3016 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3017 (loop_iv_stack_insert_constant): New.
3018 (loop_iv_stack_pop): Use new datatpype.
3019 (loop_iv_stack_get_iv): Same.
3020 (loop_iv_stack_get_iv_from_name): Same.
3021 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3022 (loop_iv_stack_patch_for_consts): New.
3023 (loop_iv_stack_remove_constants): New.
3024 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3025 (translate_clast): Call loop_iv_stack_patch_for_consts and
3026 loop_iv_stack_remove_constants.
3027 (gloog): Use new datatype. Redirect construction edge to end
3028 block to avoid accidental deletion.
3029 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3031 (union iv_stack_entry_data): New. Data in iv stack entry.
3032 (struct iv_stack_entry): New. Datatype for iv stack entries.
3034 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3036 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3037 * graphite.c (free_scop): Same.
3038 (build_scops): Same.
3039 (free_scattering): New.
3040 (build_cloog_prog): Call free_scattering.
3041 (patch_phis_for_virtual_defs): Fix memleak.
3042 (graphite_trans_bb_strip_mine): Same.
3043 (limit_scops): Same.
3045 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3046 Harsha Jagasia <harsha.jagasia@amd.com>
3048 PR tree-optimization/37828
3049 * graphite.c (graphite_trans_loop_block): Do not loop block
3050 single nested loops.
3052 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3054 PR tree-optimization/37686
3055 * tree-loop-linear.c (linear_transform_loops): Build a
3056 loop nest vector. Pass it to lambda_compute_access_matrices.
3057 * tree-data-ref.h (struct access_matrix): Store the loop nest
3058 relative to which it encodes the information.
3059 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3060 (am_vector_index_for_loop): Reimplemented: iterate over the
3061 loop nest for finding the loop index in the access matrix.
3062 (lambda_compute_access_matrices): Update declaration.
3063 * lambda-code.c (build_access_matrix): Pass the loop nest and
3065 (lambda_compute_access_matrices): Same.
3067 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3069 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3070 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3071 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3072 already implies hard float. Also fix several insn condition
3073 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3075 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3078 Based on patches by Laurent Vivier.
3079 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3080 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3081 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3082 dollar sign to underscore.
3083 (ASM_OUTPUT_EXTERNAL): Same.
3084 (ASM_OUTPUT_LABELREF): New.
3085 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3087 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3088 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3089 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3090 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3092 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3094 PR tree-optimization/36881
3095 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3096 that each value doesn't need runtime relocations, for !flag_pic
3097 check that each value is just a valid initializer constant.
3099 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3101 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3102 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3103 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3104 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3106 (REG_CLASS_NAMES): Update accordingly.
3107 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3108 rather than an unpredictable descriptive string.
3109 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3110 (mips_register_move_cost): Check for specific COP*_REGS classes,
3111 instead of ALL_COP_AND_GR_REGS.
3112 (mips_ira_cover_classes): New function.
3113 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3114 (TARGET_IRA_COVER_CLASSES): Define.
3116 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3119 * tree.c (build_type_attribute_qual_variant): Hash on the
3120 unqualified type, and don't overwrite an existing
3121 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3122 allow distinguishing between wchar_t and its underlying type. This
3123 also means that we'll retain a little more typedef information.
3125 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3126 Dmitry Melnik <dm@ispras.ru>
3127 Dmitry Zhurikhin <zhur@ispras.ru>
3128 Alexander Monakov <amonakov@ispras.ru>
3129 Maxim Kuvyrkov <maxim@codesourcery.com>
3131 * target.h (struct gcc_target): Update prototypes of needs_block_p
3133 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3134 * sel-sched.c (create_speculation_check): Likewise.
3135 * doc/tm.texi: Provide documentation for new target hooks.
3137 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3138 (ia64_gen_spec_insn): Removed.
3139 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3140 ia64_gen_spec_check): New static functions.
3141 (ia64_alloc_sched_context, ia64_init_sched_context,
3142 ia64_set_sched_context, ia64_clear_sched_context,
3143 ia64_free_sched_context, ia64_get_insn_spec_ds,
3144 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3145 (ia64_needs_block_p): Change prototype.
3146 (ia64_gen_check): Rename to ia64_gen_spec_check.
3147 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3148 into declaration, add special memory dependencies handling.
3149 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3150 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3151 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3152 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3153 Define new target hooks.
3154 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3155 (ia64_optimization_options): Turn on selective scheduling with -O3,
3156 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3157 default with selective scheduling.
3158 (ia64_override_options): Initialize align_loops and align_functions
3159 to 32 and 64, respectively. Set global selective scheduling flags
3160 according to target-dependent flags.
3161 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3162 (group_barrier_needed): Use new mstop-bit-before-check flag.
3164 (dfa_state_size): Make global.
3165 (spec_check_no, max_uid): Remove.
3166 (mem_ops_in_group, current_cycle): New variables.
3167 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3168 Initialize new variables.
3169 (is_load_p, record_memory_reference): New functions.
3170 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3172 (ia64_variable_issue): Change use of current_sched_info to
3173 sched_deps_info. Update comment. Note if a load or a store is issued.
3174 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3175 advance if maximal number of loads or stores was issued on current
3177 (scheduled_good_insn): New static helper function.
3178 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3179 a group barrier is needed. Fix vertical spacing. Guard the code
3180 doing state transition with last_scheduled_insn check.
3181 Mark that a stop bit should be before current insn if there was a
3182 cycle advance. Update current_cycle and mem_ops_in_group.
3183 (ia64_h_i_d_extended): Change use of current_sched_info to
3184 sched_deps_info. Reallocate stops_p by larger chunks.
3185 (struct _ia64_sched_context): New structure.
3186 (ia64_sched_context_t): New typedef.
3187 (ia64_alloc_sched_context, ia64_init_sched_context,
3188 ia64_set_sched_context, ia64_clear_sched_context,
3189 ia64_free_sched_context): New static functions.
3190 (gen_func_t): New typedef.
3191 (get_spec_load_gen_function): New function.
3192 (SPEC_GEN_EXTEND_OFFSET): Declare.
3193 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3194 (get_mode_no_for_insn): Change the condition that prevents use of
3195 special hardware registers so it can now handle pseudos.
3196 (get_spec_unspec_code): New function.
3197 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3198 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3199 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3200 during selective scheduling.
3201 (ia64_speculate_insn): Use ds_get_speculation_types when
3202 determining whether we need to change the pattern.
3203 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3204 (ia64_spec_check_src_p): Support new speculation/check codes.
3205 (struct bundle_state): New field.
3206 (issue_nops_and_insn): Initialize it.
3207 (insert_bundle_state): Minimize mid-bundle stop bits.
3208 (important_for_bundling_p): New function.
3209 (get_next_important_insn): Use important_for_bundling_p.
3210 (bundling): When shifting TImode from unimportant insns, ignore
3211 also group barriers. Assert that best state is found before
3212 the backward bundling pass. Print number of mid-bundle stop bits.
3213 Minimize mid-bundle stop bits. Check correct calculation of
3214 mid-bundle stop bits.
3215 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3216 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3218 (sel2_run): New variable.
3219 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3220 selective scheduling pass instead of schedule_ebbs.
3222 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3223 (UNSPEC_LDS_A): New UNSPEC.
3224 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3225 movti_internal, movsf_internal, movdf_internal,
3226 movxf_internal): Make visible. Add speculable* attributes.
3227 (output_c_nc): New mode attribute.
3228 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3229 mov<mode>_nc, zero_extend<mode>di2_nc,
3230 advanced_load_check_nc_<mode>): New insns.
3231 (zero_extend*): Add speculable* attributes.
3233 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3234 (msched-stop-bits-after-every-cycle): Likewise.
3235 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3237 (msched-spec-verbose): Remove.
3238 (msched-prefer-non-data-spec-insns,
3239 msched-prefer-non-control-spec-insns,
3240 msched-count-spec-in-critical-path,
3241 msel-sched-dont-check-control-spec): Use Target Report Var
3242 instead of Common Report Var.
3244 * config/ia64/itanium2.md: Remove incorrect bypass.
3246 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3248 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3251 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3252 and -fhelp=separate.
3254 2008-10-14 Ben Elliston <bje@au.ibm.com>
3256 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3258 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3260 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3263 2008-10-13 Matthias Klose <doko@ubuntu.com>
3265 * config/pa/linux-atomic.c: Work around missing header file
3266 for hppa64-linux-gnu targets.
3268 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3269 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3270 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3271 Grace Cao <grace_cao@playstation.sony.com>
3273 * doc/invoke.texi (-mgen-cell-microcode): Document.
3274 (-mwarn-cell-microcode): Document.
3275 * cfglayout.c (locator_location): Export.
3276 * rtl.h (locator_location): Define prototype.
3277 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3279 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3280 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3281 (mwarn-cell-microcode): New option.
3282 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3283 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3284 cell and not already set.
3285 Turn off string instructions if not generating cell microcode.
3286 (rs6000_final_prescan_insn): New function that warns about microcoded
3288 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3289 * config/rs6000/rs6000.md
3290 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3291 the instruction would have been microcoded on the Cell. Set
3292 cell_micro to always on unnamed patterns for the string instructions.
3293 (cell_micro): Update definition, remove load/store conditional
3295 (sign_extend:DI): Define new pattern for non microcoded version.
3296 (sign_extend:SI): Likewise.
3297 (compare (div:P)): Set cell_micro to not.
3298 (andsi3): Define as an expand.
3299 (andsi3_mc): New pattern.
3300 (andsi3_nomc): New pattern.
3301 (andsi3_internal0_nomc): New pattern.
3302 (andsi3_internal2): Rename to ...
3303 (andsi3_internal2_mc): this and enable iff generating microcode.
3304 (andsi3_internal3): Rename to ...
3305 (andsi3_internal3_mc): this and enable iff generating microcode.
3306 (andsi3_internal4): Enable iif generating microcode.
3307 (andsi3_internal5): Rename to ..
3308 (andsi3_internal5_mc): this and enable iff generating microcode.
3309 (andsi3_internal5_nomc): New pattern.
3310 (extzvdi_internal1): Enable iff generating microcode.
3311 (extzvdi_internal2): Likewise.
3312 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3313 (anddi3): Change to expand.
3314 (anddi3_mc): Rename from anddi3.
3315 (anddi3_no_mc): New pattern.
3316 (anddi3_internal2): Rename to ..
3317 (anddi3_internal2_mc): this and enable iff generating microcode.
3318 (anddi3_internal2_nomc): New pattern.
3319 (anddi3_internal3): Rename to ..
3320 (anddi3_internal3_mc): this and enable iff generating microcode.
3321 (anddi3_internal3_nomc): New pattern.
3322 (movti_string): Set cell_micro to always if TARGET_STRING.
3323 (stmsi8): Set cell_micro to always.
3329 (stmsi8_power): Likewise.
3330 (stmsi7_power): Likewise.
3331 (stmsi6_power): Likewise.
3332 (stmsi5_power): Likewise.
3333 (stmsi4_power): Likewise.
3334 (stmsi3_power): Likewise.
3335 (movsi_update2): Enable iff generating microcode.
3336 (movhi_update3): Likewise.
3337 (lmw): Set cell_micro to always.
3339 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3341 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3342 * config/s390/s390.c (machine_function): Remove
3343 decomposed_literal_pool_addresses_ok_p.
3344 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3345 the difference of two labels.
3346 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3347 (s390_pool_offset): New function.
3348 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3349 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3351 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3353 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3354 (powerpc*-*-linux-gnu*): Describe.
3355 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3356 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3357 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3358 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3359 config/rs6000/e500crtres32gpr.asm,
3360 config/rs6000/e500crtres64gpr.asm,
3361 config/rs6000/e500crtres64gprctr.asm,
3362 config/rs6000/e500crtrest32gpr.asm,
3363 config/rs6000/e500crtrest64gpr.asm,
3364 config/rs6000/e500crtresx32gpr.asm,
3365 config/rs6000/e500crtresx64gpr.asm,
3366 config/rs6000/e500crtsav32gpr.asm,
3367 config/rs6000/e500crtsav64gpr.asm,
3368 config/rs6000/e500crtsav64gprctr.asm,
3369 config/rs6000/e500crtsavg32gpr.asm,
3370 config/rs6000/e500crtsavg64gpr.asm,
3371 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3372 * config/rs6000/crtsavres.asm: Really remove.
3374 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3377 * c-format.c (convert_format_name_to_system_name): Use
3378 TARGET_OVERRIDES_FORMAT_INIT.
3379 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3380 * config/i386/mingw.opt: New.
3381 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3382 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3383 (ms_printf_length_specs): Removed const specifier.
3384 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3385 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3387 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3390 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3392 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3395 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3396 sure that ref has valid bb.
3398 2008-10-12 Richard Henderson <rth@redhat.com>
3401 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3402 * alias.c (value_addr_p, stack_addr_p): Remove.
3403 (nonoverlapping_memrefs_p): Remove IRA special case.
3404 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3405 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3406 * reload1.c (alter_reg): Use it.
3408 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3411 of registers instead of eax, ebx, ecx and edx. Use for loop
3412 and check register for non-zero value before the call
3413 to decode_caches_intel.
3415 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3417 PR rtl-optimization/37448
3418 * df.h: (df_ref_class): New enum.
3419 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3420 (struct df_ref): Replaced with union df_ref_d.
3421 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3422 New members of df_ref_d union.
3423 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3424 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3425 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3426 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3427 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3428 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3429 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3430 (df_scan_bb_info, df_bb_regno_first_def_find,
3431 df_bb_regno_last_def_find, df_find_def, df_find_use,
3432 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3433 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3434 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3435 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3436 Replaced struct df_ref * with df_ref.
3437 * df-scan.c (df_collection_rec, df_null_ref_rec,
3438 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3439 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3440 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3441 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3442 df_reorganize_refs_by_reg_by_reg,
3443 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3444 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3445 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3446 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3447 df_bb_refs_record, df_exit_block_uses_collect,
3448 df_record_exit_block_uses, df_reg_chain_mark,
3449 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3450 df_ref * with df_ref.
3451 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3452 df_ref_class parameter.
3453 (df_scan_problem_data): Added new pools for different types of refs.
3454 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3455 df_ref_create_structure): Processed new ref pools.
3456 (df_scan_start_dump): Added counts of refs and insns.
3457 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3458 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3459 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3460 code to pass df_ref_class down to ref creation functions.
3461 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3462 df_reg_chain_mark): Use macros to hide references to df_refs.
3463 (df_ref_chain_change_bb): Removed.
3464 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3465 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3466 Enhanced to understand df_ref union structure.
3467 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3468 all_uses_available_at, update_df, try_fwprop_subst,
3469 forward_propagate_subreg, forward_propagate_and_simplify,
3470 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3471 df_ref * with df_ref.
3472 (use_killed_between, all_uses_available_at): Use macros to hide
3473 references to df_refs.
3474 * regstat.c (regstat_bb_compute_ri,
3475 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3477 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3478 see_handle_relevant_refs, see_analyze_one_def,
3479 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3480 struct df_ref * with df_ref.
3481 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3482 global_conflicts): Replaced struct df_ref * with df_ref.
3483 * ddg.c (create_ddg_dep_from_intra_loop_link,
3484 add_cross_iteration_register_deps, build_inter_loop_deps):
3485 Replaced struct df_ref * with df_ref.
3486 (create_ddg_dep_from_intra_loop_link,
3487 add_cross_iteration_register_deps): Use macros to hide references
3489 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3490 df_ref * with df_ref.
3491 * df-core.c (df_bb_regno_first_def_find,
3492 df_bb_regno_last_def_find, df_find_def, df_find_use,
3493 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3494 debug_df_ref): Replaced struct df_ref * with df_ref.
3495 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3496 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3498 * web.c (union_defs, entry_register, replace_ref, web_main):
3499 Replaced struct df_ref * with df_ref.
3500 (union_defs, replace_ref): Use macros to hide references to df_refs.
3501 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3502 Replaced struct df_ref * with df_ref.
3503 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3504 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3505 Replaced struct df_ref * with df_ref.
3506 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3507 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3509 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3510 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3511 df_compute_accessed_bytes_strict_low_part,
3512 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3513 Replaced struct df_ref * with df_ref.
3514 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3515 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3516 df_ref * with df_ref.
3517 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3518 check_dependency, check_dependencies, record_uses): Replaced
3519 struct df_ref * with df_ref.
3520 (invariant_for_use, check_dependency): Use macros to hide
3521 references to df_refs.
3522 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3523 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3524 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3525 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3526 references to df_refs.
3527 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3529 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3530 * df-problems.c (df_rd_bb_local_compute_process_def,
3531 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3532 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3533 df_chain_remove_problem, df_chain_create_bb_process_use,
3534 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3535 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3536 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3537 df_byte_lr_simulate_artificial_refs_at_top,
3538 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3539 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3540 df_simulate_uses, df_simulate_artificial_refs_at_end,
3541 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3543 (df_chain_dump): Use macros to hide references to df_refs.
3544 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3545 df_ref * with df_ref.
3546 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3547 mark_artificial_uses, mark_reg_dependencies,
3548 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3550 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3552 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3554 (array_ref_element_size): Likewise.
3555 (array_ref_low_bound): Likewise.
3556 (array_ref_up_bound): Likewise.
3557 * expr.c (contains_packed_reference): Likewise.
3558 (array_ref_element_size): Likewise.
3559 (array_ref_low_bound): Likewise.
3560 (array_ref_up_bound): Likewise.
3561 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3562 with ARRAY_RANGE_REF.
3563 (idx_find_step): Likewise.
3564 (idx_record_use): Likewise.
3565 (strip_offset_1): Likewise.
3566 (idx_remove_ssa_names): Likewise.
3568 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3569 Andi Kleen <ak@linux.intel.com>
3571 * config/i386/cpuid.h (__cpuid_count): New defines.
3572 * config/i386/driver-i386.c (struct cache_desc): New structure.
3573 (describe_cache): Use struct cache_desc to pass cache descriptions.
3574 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3575 (detect_caches_amd): Use struct cache_desc to describe caches.
3576 (decode_caches_intel): Use struct cache_desc to pass cache
3577 descriptions. Update descriptions to match latest (rev -032,
3578 December 2007) CPUID documentation. Do not check valid bit here.
3579 Check for Xeon MP value 0x49 problems.
3580 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3581 Check valid bit before calling decode_caches_intel. Detect number
3582 of times to repeat CPUID instruction.
3583 (detect_caches_cpuid4): New function.
3584 (detect_caches_intel): Depending on max_level, call
3585 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3586 only when other methods fail to provide valid L2 cache description.
3588 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3591 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3592 it to PIC call patterns.
3593 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3594 code generation and attributes from pattern. Change peephole2 to
3595 split for noreturn case. Revise split pattern for non noreturn case.
3596 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3597 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3598 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3601 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3603 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3604 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3606 (divdf3): Reformat long line.
3608 2008-10-11 Michael J. Eager <eager@eagercon.com>
3610 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3612 (rs6000_handle_option): Process -mfpu options.
3613 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3614 (enum fpu_type_t): New.
3615 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3616 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3618 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3619 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3620 * config/rs6000/rs6000.opt (-mfpu): New.
3621 (-mxilinx-fpu): New.
3622 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3623 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3624 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3625 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3626 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3628 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3631 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3632 LO_SUM on Darwin if mode has just one unit.
3634 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3637 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3638 has been optimized out.
3640 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3642 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3643 instead of PIC_DIRECT_ADDR_P.
3644 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3645 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3646 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3647 (PIC_OFFSET_P): Rename to...
3648 (PCREL_SYMOFF_P): ...this.
3649 (PIC_DIRECT_ADDR_P): Delete.
3650 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3652 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3653 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3654 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3655 * config/sh/sh.c (print_operand): Remove CONST handling.
3656 (unspec_caller_rtx_p): Rewrite to use split_const and check
3657 the operands of UNSPEC bases.
3658 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3659 with (unspec [A B] UNSPEC_SYMOFF).
3660 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3661 UNSPEC_PCREL_SYMOFF.
3662 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3663 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3664 (UNSPEC_EXTRACT_U16): Likewise.
3665 (UNSPEC_SYMOFF): Likewise.
3666 (UNSPEC_PCREL_SYMOFF): Likewise.
3667 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3669 (movsi_const_16bit): Likewise.
3670 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3671 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3672 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3673 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3674 with (unspec [A B] UNSPEC_SYMOFF).
3675 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3676 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3677 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3678 (Csu): Likewise UNSPEC_EXTRACT_U16.
3679 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3680 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3682 2008-10-10 Stepan Kasal <skasal@redhat.com>
3684 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3685 for loop strip mining and loop blocking.
3687 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3689 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3690 vary types depending on debug info.
3692 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3694 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3695 before ensuring it's already computed.
3697 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3699 * rtl.h (locator_eq): New decl.
3700 * cfglayout.c (locator_scope): New function.
3701 (insn_scope): Use it.
3702 (locator_eq): New function.
3703 (fixup_reorder_chain): Search for last insn in src bb
3704 that has locator set or first insn in dest bb. Use
3705 locator_eq instead of == to compare locators.
3706 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3707 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3708 == to compare locators.
3710 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3712 * gimple-low.c (lower_function_body, lower_gimple_return,
3713 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3714 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3715 goto_block on edges if goto_locus is known.
3718 * tree.h (get_object_alignment): Declare.
3719 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3720 get_object_alignment if needed.
3721 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3723 (get_object_alignment): ... here. New function. Try harder to
3724 determine alignment from get_inner_reference returned offset.
3726 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3728 * graphite.c (gloog): Don't call find_unreachable_blocks
3729 before delte_unreachable_blocks.
3731 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3732 goto_locus of true_edge into RTL locator.
3734 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3736 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3737 (*jcc_btdi_mask_rex64): Ditto.
3739 (*jcc_btsi_mask): Ditto.
3740 (*jcc_btsi_1): Ditto.
3741 (*jcc_btsi_mask_1): Ditto.
3743 2008-10-08 Paul Brook <paul@codesourcery.com>
3745 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3746 compatible profiler (__gnu_mcount_nc).
3747 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3749 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3751 * config/i386/i386.c (initial_ix86_tune_features): Add
3752 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3753 * config/i386/i386.h (ix86_tune_indices): Likewise.
3754 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3756 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3757 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3758 for FP to FP splitters.
3760 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3762 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3765 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3769 PR rtl-optimization/37341
3770 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3771 to ORIG_BB, pass through ORIG_BB recursively.
3772 (cse_condition_code_reg): Adjust caller.
3774 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3776 * sdbout.c (sdbout_one_type): Treat the value type
3777 CONST_DECL for enumerals.
3779 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3781 * config/i386/i386.md: Remove trailing white spaces.
3783 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3785 PR rtl-optimization/37448
3786 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3787 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3789 (struct output_info) [count]: Renamed total_created and made
3791 (struct output_info) [size]: Renamed total_allocated and made
3793 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3794 Properly keep track of desc->size.
3795 (print_statistics, dump_alloc_pool_statistics): Enhance the
3796 printing of statistics to print the number of elements and to use
3799 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3802 * opts.h (CL_SAVE): Move up to flags range.
3803 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3804 CL_COMMON): Renumber.
3805 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3806 * opts.c (common_handle_option): Revert last change.
3808 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3810 * config/i386/i386-protos.h (ix86_schedule): New.
3812 * config/i386/i386.c (ix86_schedule): New.
3813 (override_options): Add schedule to processor_alias_table. Set
3814 ix86_schedule from the schedule field in processor_alias_table.
3815 (ix86_function_specific_save): Save ix86_schedule.
3816 (ix86_function_specific_restore): Restore ix86_schedule.
3818 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3819 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3822 * config/i386/i386.opt: Add schedule.
3824 * config/i386/ppro.md: Remove generic32.
3826 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3829 * expr.c (count_type_elements): Handle ERROR_MARK.
3831 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3836 * basic-block.h (struct edge_def): Add goto_block field.
3837 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3838 one insn with locus corresponding to edge's goto_locus if !optimize.
3839 * profile.c (branch_prob): Copy edge's goto_block.
3840 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3842 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3843 locator in between the merged basic blocks if !optimize and needed.
3844 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3845 goto_locus into RTL locator. For unconditional jump use that
3846 locator for the jump insn.
3847 (expand_gimple_cond): Convert goto_block and goto_locus into
3848 RTL locator for all remaining edges. For unconditional jump
3849 use that locator for the jump insn.
3850 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3851 there is more than one edge or insn locator along the forwarding
3852 edges and !optimize. If there is just one, set e->goto_locus.
3853 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3855 (move_block_to_fn): Adjust edge's goto_block.
3857 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3860 * expmed.c (expand_mult): Properly check DImode constant in
3863 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3866 * dwarf2out.c (common_block_die_table): New variable.
3867 (common_block_die_table_hash, common_block_die_table_eq): New
3869 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3870 COMMON block in the current scope rather than globally. Optimize
3871 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3872 DW_OP_addr SYMBOL_REF+off.
3874 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3876 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3877 Return true for non-addressable GIMPLE operands.
3879 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3882 * config/i386/i386.c (initial_ix86_tune_features): Remove
3883 X86_TUNE_USE_BIT_TEST.
3884 * config/i386/i386.h (ix86_tune_indices): Likewise.
3885 (TARGET_USE_BIT_TEST): Removed.
3887 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3889 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3891 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3893 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3894 (mul<mode>3_mul3): ... into this new template.
3896 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3898 * gimplify.c (gimplify_arg): Add location argument. Use it.
3899 (gimplify_call_expr): Pass location to gimplify_arg.
3900 (gimplify_modify_expr_to_memcpy): Same.
3901 (gimplify_modify_expr_to_memset): Same.
3903 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3905 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3906 Update calls to build_unary_op and build_indirect_ref for location
3909 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3912 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3913 * c-typeck.c (array_to_pointer_conversion): Pass location to
3915 (function_to_pointer_conversion): Use error_at and warning_at.
3916 (build_indirect_ref): Same.
3917 (build_array_ref): Pass location to build_binary_op.
3918 (parser_build_unary_op): Do not set location after calling
3920 (build_unary_op): Add location argument. Use it throughout. Set
3921 EXPR_LOCATION before returning new tree.
3922 (build_modify_expr): Same.
3923 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3925 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3926 build_indirect_ref, build_modify_expr.
3927 (c_finish_omp_for): Same. Use error_at instead of error.
3928 * c-common.c (c_common_truthvalue_conversion): Pass location to
3930 (warn_for_div_by_zero): Add location argument.
3931 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3932 build_unary_op, warn_for_div_by_zero.
3933 * c-parser.c (c_parser_typeof_specifier): Use
3934 protected_set_expr_location.
3935 (c_parser_statement_after_labels): Same.
3936 (c_parser_condition): Same.
3937 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3938 (c_parser_conditional_expression): Use protected_set_expr_location.
3939 (c_parser_unary_expression): Pass location to build_indirect_ref.
3940 (c_parser_postfix_expression_after_primary): Pass location to
3941 build_indirect_ref, build_unary_op.
3942 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3944 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3946 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3947 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3948 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3950 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3951 (mips_issue_rate): Handle PROCESSOR_R10000.
3952 * config/mips/mips.md (cpu): Add r10000.
3954 * config/mips/10000.md: New file.
3956 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3958 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3959 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3960 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3962 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3964 * config/darwin-protos.h (machopic_function_base_name): Delete.
3965 (machopic_function_base_sym): Likewise.
3966 (machopic_gen_offset): Declare.
3967 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3968 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3969 * config/darwin.c (machopic_function_base_name): Delete.
3970 (machopic_function_base_sym): Likewise.
3971 (gen_pic_offset): Rename to...
3972 (machopic_gen_offset): ...this and remove the pic_base argument.
3973 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3974 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3975 crtl->uses_pic_offset_table.
3976 (machopic_indirect_data_reference): Use new machopic_gen_offset
3978 (machopic_legitimize_pic_address): Likewise.
3979 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3981 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3982 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3983 * config/i386/i386.c (output_set_got): Likewise.
3984 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3986 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3987 (legitimate_address_p): Likewise.
3988 (output_pic_addr_const): Likewise.
3989 (output_addr_const_extra): Likewise.
3990 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3991 match an UNSPEC rather than a MINUS.
3992 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3993 (builtin_setjmp_receiver): Use machopic_gen_offset.
3994 * config/i386/predicates.md (pic_symbolic_operand): Handle
3995 UNSPEC_MACHOPIC_OFFSET.
3997 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3998 Use machopic_gen_offset and machopic_operand_p.
3999 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4000 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4001 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4002 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4003 Set crtl->uses_pic_offset_table.
4005 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4007 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4009 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4010 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4011 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4012 (constant_pool_expr_p): Use split_const and check the base.
4013 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4015 (legitimate_constant_pool_address_p): Check toc_relative_p
4016 instead of constant_pool_expr_p.
4017 (print_operand_address): Always use output_addr_const for
4018 constant pool addresses.
4019 (rs6000_output_addr_const_extra): New function.
4020 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4022 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4026 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4027 (mark_ref_live, mark_ref_dead): Use them.
4028 (def_conflicts_with_inputs_p): Remove.
4029 (mark_early_clobbers): New function.
4030 (process_bb_node_lives): Call preprocess_constraints and
4031 mark_early_clobbers.
4033 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4035 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4037 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4038 lib with -mthread switch.
4040 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4043 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4044 function in two, making it call a new and reusable
4045 dwarf2out_imported_module_or_decl() that takes the containing
4046 BLOCK of the declaration in argument.
4047 (dwarf2out_imported_module_or_decl_real): New function.
4048 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4049 IMPORTED_DECL in account.
4050 * tree.def: Added IMPORTED_DECL node type.
4051 * tree.h: Added accessors for IMPORTED_DECL nodes.
4052 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4054 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4056 * doc/gimple.texi: Fix some typos, wrap some long lines,
4057 fix some broken wraps with continuations.
4058 * tree-ssa-reassoc.c: Fix comment typos.
4060 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4063 * pa.c (legitimize_pic_address): Force function labels to memory in
4066 2008-10-04 Anton Blanchard <anton@samba.org>
4068 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4069 (rs6000_split_atomic_op): Same.
4070 (rs6000_split_compare_and_swap): Same.
4071 (rs6000_split_compare_and_swapqhi): Same.
4073 2008-10-04 Richard Guenther <rguenther@suse.de>
4075 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4076 instead of pointer equality.
4077 (vn_nary_op_eq): Likewise.
4079 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4081 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4083 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4084 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4086 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4088 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4089 Revert previous change.
4091 2008-10-03 Tom Tromey <tromey@redhat.com>
4093 * stringpool.c (ggc_alloc_string): Terminate string.
4095 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4097 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4098 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4099 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4102 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4105 2008-10-03 Pascal Obry <obry@adacore.com>
4107 * gcov.c (create_file_names): Properly handle UNIX and DOS
4108 directory separators.
4109 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4110 separator to '~' to ensure clean filenames on Windows.
4112 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4114 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4115 Add a null terminator to the stripped name.
4117 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4119 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4120 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4121 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4122 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4123 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4124 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4125 TARGET_SINGLE_FLOAT.
4127 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4129 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4131 2008-10-02 Richard Guenther <rguenther@suse.de>
4134 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4135 and VECTOR_TYPE recurse with useless_type_conversion_p which
4136 properly handles void pointer conversion.
4138 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4141 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4142 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4144 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4147 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4148 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4149 they translate to non builtins.
4150 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4151 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4152 __builtin_vec_promote, __builtin_vec_extract, and
4153 __builtin_vec_insert.
4154 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4155 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4156 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4157 * config/rs6000/altivec.h (vec_extract): Define
4158 (vec_insert): Define.
4159 (vec_splats): Define.
4160 (vec_promote): Define.
4162 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4163 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4164 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4166 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4168 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4169 prototype. Add new parameter, blk.
4170 Use BLKmode for the MEM if blk is true.
4171 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4172 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4173 ALTIVEC_BUILTIN_STVRXL.
4174 Update usage of altivec_expand_lv_builtin.
4175 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4176 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4177 (altivec_init_builtins): If compiling for the Cell, also define the
4179 * config/rs6000/rs6000.h (rs6000_builtins): Define
4180 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4181 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4182 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4183 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4184 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4185 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4186 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4187 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4188 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4189 UNSPEC_STVRX, and UNSPEC_STVRXL.
4190 (altivec_lvlx): New pattern.
4191 (altivec_lvlxl): New pattern.
4192 (altivec_lvrx): New pattern.
4193 (altivec_lvrxl): New pattern.
4194 (altivec_stvlx): New pattern.
4195 (altivec_stvlxl): New pattern.
4196 (altivec_stvrx): New pattern.
4197 (altivec_stvrxl): New pattern.
4198 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4199 (vec_lvlxl): Likewise.
4200 (vec_lvrx): Define if PPU is defined.
4201 (vec_lvrxl): Likewise.
4202 (vec_stvlx): Define if PPU is defined.
4203 (vec_stvlxl): Likewise.
4204 (vec_stvrx): Define if PPU is defined.
4205 (vec_stvrxl): Likewise.
4207 2008-10-01 Geert Bosch <bosch@adacore.com>
4209 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4211 2008-10-01 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/37617
4214 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4215 do not add to the NEW_SETS.
4217 2008-10-01 Richard Guenther <rguenther@suse.de>
4220 * tree-vrp.c (execute_vrp): If we optimized away the default
4221 case make sure to promote the label that got in place of it
4222 to a default case label.
4224 2008-10-01 Richard Henderson <rth@redhat.com>
4227 * tree-complex.c (set_component_ssa_name): Don't optimize
4228 is_gimple_min_invariant values with ssa_names in abnormal phis.
4230 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4232 PR tree-optimization/37662
4233 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4234 commutative binary operation if they are in the wrong order and
4235 fold_build2 produces non-GIMPLE.
4237 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4239 PR tree-optimization/37662
4240 PR tree-optimization/37663
4241 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4242 get_value_range with non-SSA_NAME. Don't assert operands have been
4243 folded, instead just bail out.
4245 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4247 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4249 2008-09-30 Richard Guenther <rguenther@suse.de>
4252 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4253 build restrict-qualified pointers.
4254 (vectorizable_store): Move alias check later.
4255 (vectorizable_load): Likewise.
4257 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4259 * c-common.c (empty_if_body_warning): Remove.
4260 * c-common.h (empty_if_body_warning): Remove.
4261 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4262 here the -Wempty-body warning for `if' and `else' statements.
4263 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4265 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4267 * config/i386/i386.opt: Add msse2avx.
4269 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4270 * config/i386/linux64.h (ASM_SPEC): Likewise.
4272 * doc/invoke.texi: Document -msse2avx.
4274 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4276 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4278 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4280 * ifcvt.c (noce_emit_store_flag): If using condition from original
4281 jump, reverse it if if_info->cond was reversed.
4283 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4285 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4286 non-constant memory if it cannot be forced to constant memory.
4287 Overhaul surrounding code and factor out common condition.
4289 2008-09-29 Jeff Law <law@redhat.com>
4291 * reload1.c (alter_reg): Add missing curly braces.
4293 2008-09-29 Michael J. Eager <eager@eagercon.com>
4295 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4297 * config/rs6000/rs6000.c (rs6000_override_options): Move
4298 rs6000_init_hard_regno_mode_ok after all options changed.
4299 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4300 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4301 -msimple-fpu flags. Add warning messages if single FP not configured.
4302 (rs6000_file_start): Output gnu_attribute for single-float.
4303 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4304 (rs6000_legitimize_address): Likewise.
4305 (rs6000_legitimize_reload_address): Likewise.
4306 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4307 TARGET_SINGLE_FLOAT.
4308 (function_arg_advance): Likewise (partial conversion).
4309 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4310 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4311 TARGET_SINGLE_FLOAT.
4312 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4313 (rs6000_emit_prologue): Likewise.
4314 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4315 TARGET_SINGLE_FLOAT.
4316 (rs6000_libcall_value): Likewise.
4317 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4318 (TARGET_DOUBLE_FLOAT): New default to 1
4319 (TARGET_SIMPLE_FPU): New default to 0
4320 (TARGET_SINGLE_FPU): New default to 0
4321 (TARGET_SINGLE_FLOAT_MODE): New.
4322 (TARGET_DOUBLE_FLOAT_MODE): New.
4323 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4324 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4326 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4327 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4328 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4329 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4330 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4331 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4332 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4333 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4334 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4335 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4336 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4337 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4338 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4339 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4340 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4341 cmptf_internal1, *cmptf_internal2): Condition on
4342 TARGET_DOUBLE_FLOAT.
4343 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4344 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4345 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4346 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4347 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4348 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4349 TARGET_SINGLE_FLOAT.
4350 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4351 * config/rs6000/rs6000.opt (-msingle-float): New.
4352 (-mdouble-float): New.
4353 (-msimple-fpu): New.
4354 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4355 -msingle-float, -mdouble-float, -msimple-fpu options.
4356 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4357 _SOFT_DOUBLE for -msingle-float.
4358 * config.gcc: New config for target=powerpc-xilinx-eabi.
4360 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4362 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4363 have exit and entry.
4364 (new_scop): Take entry and exit edge to define new SCoP.
4365 (sd_region_p): New structure used during SCoP detection.
4366 (move_scops): Delete.
4367 (move_sd_regions): New.
4368 (scopdet_info): Change the definition from edges back to basic_blocks.
4369 (scopdet_edge_info): Work on basic_blocks and rename to
4370 scopdet_basic_block_info.
4371 (split_difficult_bb): At the moment removed. We should later
4372 add it at another place.
4373 (build_scops_1): Work on basic_blocks.
4374 (bb_in_sd_region): New.
4375 (find_single_entry_edge): New.
4376 (find_single_exit_edge): New.
4377 (create_single_entry_edge): New.
4378 (sd_region_without_exit): New.
4379 (create_single_exit_edge): New.
4380 (unmark_exit_edges): New.
4381 (mark_exit_edges): New.
4382 (create_sese_edges): New.
4383 (build_graphite_scops): New.
4384 (build_scops): Make SCoPs SESE.
4385 (limit_scops): Use the new functions.
4387 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4389 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4391 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4394 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4395 address to a register before taking the lower part.
4397 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4399 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4402 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4403 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4406 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4407 the newly created variable.
4408 Create a VECTOR_CST of all 1s for vector types.
4410 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4413 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4415 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4417 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4418 order to convert between modes.
4419 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4421 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4423 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4426 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4429 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4433 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4435 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4436 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4437 them to yield false with MIPS16.
4439 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4442 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4443 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4444 mem_loc_descriptor failed. Accept UNSPEC.
4445 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4446 fail if one of the loc_descriptor calls for pieces failed.
4447 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4448 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4449 if loc_descriptor_from_tree_1 on offset failed.
4452 * opts.c (common_handle_option): Don't call print_specific_help with
4453 CL_SAVE as first argument.
4455 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4456 Steve Ellcey <sje@cup.hp.com>
4458 * configure: Regenerate for new libtool.
4459 * aclocal.m4: Ditto.
4461 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4463 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4464 alias set on MEM when saving stack pointer.
4465 * config/rs6000/rs6000.md (allocate_stack): Likewise
4467 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4469 PR tree-optimization/37574
4470 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4471 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4472 instead of vector_type for constants. Take computation out of loop.
4473 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4474 and use only vector_type for invariant case.
4475 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4477 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4480 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4481 the decl is a VAR_DECL or FUNCTION_DECL.
4483 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4486 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4487 (mark_ref_live, mark_ref_dead): Use them.
4488 (def_conflicts_with_inputs_p): Remove.
4489 (mark_early_clobbers): New function.
4490 (process_bb_node_lives): Call preprocess_constraints and
4491 mark_early_clobbers.
4493 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4495 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4498 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4499 (ira_compress_allocno_live_ranges): New prototype.
4501 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4502 (coalesced_allocnos_living_at_program_points): New.
4503 (coalesced_allocnos_live_at_points_p,
4504 set_coalesced_allocnos_live_points): New functions.
4505 (coalesce_spill_slots): Rewrite.
4507 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4508 ira_compress_allocno_live_ranges): New functions.
4510 * ira-build.c (ira_flattening): Call
4511 ira_compress_allocno_live_ranges.
4514 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4516 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4519 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4521 * combine.c (make_compound_operation): Handle the 'E' format.
4522 (count_rtxs): Likewise.
4523 (update_table_tick): Likewise.
4524 (get_last_value_validate): Likewise.
4526 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4528 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4530 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4532 * matrix-reorg.c (transform_allocation_sites): Initializers
4533 added to avoid the warning.
4535 2008-09-25 Martin Jambor <mjambor@suse.cz>
4537 * cgraph.c (free_nodes): New variable.
4538 (NEXT_FREE_NODE): New macro.
4539 (cgraph_create_node): Reuse nodes from the free list. Do not
4540 update uid if doing so.
4541 (cgraph_remove_node): Add the node to the free list.
4543 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4545 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4547 2008-09-24 Richard Henderson <rth@redhat.com>
4549 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4550 * unwind-dw2.c (execute_stack_op): Handle it.
4552 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4555 2008-09-24 Michael J. Eager <eager@eagercon.com>
4557 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4559 * c-common.c (fname_decl): New location argument.
4560 * c-common.h (fname_decl): Same.
4561 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4563 (c_parser_typeof_specifier): Same.
4564 (c_parser_parms_list_declarator): Same.
4565 (c_parser_asm_string_literal): Same.
4566 (c_parser_compound_statement_nostart): Same.
4567 (c_parser_label): Same.
4568 (c_parser_do_statement): Same.
4569 (c_parser_asm_statement): Same.
4570 (c_parser_unary_expression): Same.
4571 (c_parser_sizeof_expression): Same.
4572 (c_parser_postfix_expression): Same.
4573 (c_parser_pragma): Same.
4574 (c_parser_omp_clause_collapse): Same.
4575 (c_parser_omp_clause_num_threads): Same.
4576 (c_parser_omp_clause_schedule): Same.
4577 (c_parser_omp_all_clauses): Same.
4578 (c_parser_omp_sections_scope): Same.
4579 (c_parser_omp_for_loop): Same. Pass condition's location to
4580 c_objc_common_truthvalue_conversion.
4581 (c_parser_enum_specifier): Remove comment.
4583 2008-09-24 Michael J. Eager <eager@eagercon.com>
4585 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4587 * config/rs6000/rs6000.c (rs6000_override_options): Move
4588 rs6000_init_hard_regno_mode_ok after all options changed.
4589 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4590 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4591 -msimple-fpu flags. Add warning messages if single FP not configured.
4592 (rs6000_file_start): Output gnu_attribute for single-float.
4593 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4594 (rs6000_legitimize_address): Likewise.
4595 (rs6000_legitimize_reload_address): Likewise.
4596 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4597 TARGET_SINGLE_FLOAT.
4598 (function_arg_advance): Likewise.
4599 (function_arg): Likewise.
4600 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4601 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4602 TARGET_SINGLE_FLOAT.
4603 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4604 (rs6000_emit_prologue): Likewise.
4605 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4606 TARGET_SINGLE_FLOAT.
4607 (rs6000_libcall_value): Likewise.
4608 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4609 (TARGET_DOUBLE_FLOAT): New default to 1
4610 (TARGET_SIMPLE_FPU): New default to 0
4611 (TARGET_SINGLE_FPU): New default to 0
4612 (TARGET_SINGLE_FLOAT_MODE): New.
4613 (TARGET_DOUBLE_FLOAT_MODE): New.
4614 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4615 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4617 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4618 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4619 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4620 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4621 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4622 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4623 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4624 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4625 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4626 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4627 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4628 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4629 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4630 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4631 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4632 cmptf_internal1, *cmptf_internal2): Condition on
4633 TARGET_DOUBLE_FLOAT.
4634 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4635 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4636 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4637 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4638 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4639 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4640 TARGET_SINGLE_FLOAT.
4641 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4642 * config/rs6000/rs6000.opt (-msingle-float): New.
4643 (-mdouble-float): New.
4644 (-msimple-fpu): New.
4645 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4646 -msingle-float, -mdouble-float, -msimple-fpu options.
4647 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4648 _SOFT_DOUBLE for -msingle-float.
4649 * config.gcc: New config for target=powerpc-xilinx-eabi.
4651 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4653 * config/sparc/constraints.md: New file.
4654 * config/sparc/sparc.md: Include it.
4655 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4656 (sparc_extra_constraint_check): Delete.
4657 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4658 (memory_ok_for_ldd): New predicate.
4659 (sparc_extra_constraint_check): Delete.
4660 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4661 (CONST_OK_FOR_LETTER_P): Likewise.
4662 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4663 (EXTRA_CONSTRAINT): Likewise.
4665 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4667 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4669 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4671 * alias.c (find_base_value): Use FIND_BASE_TERM.
4672 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4674 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4676 * config/i386/i386.c: Include cselib.h.
4677 (ix86_pic_register_p): New function.
4678 (ix86_delegitimize_address): Use it to check for the PIC register.
4680 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4682 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4683 * config/i386/i386.c (ix86_find_base_term): Don't check for
4684 SYMBOL_REF and LABEL_REF.
4686 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4688 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4689 constant PLUS in a CONST.
4691 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4693 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4694 check for sibcall support for w64.
4696 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4698 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4700 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4702 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4703 parser_build_binary_op.
4704 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4705 * c-typeck.c (build_array_ref): Same.
4706 (parser_build_unary_op): New location argument.
4707 (pointer_diff): Pass location to build_binary_op,
4708 c_objc_common_truthvalue_conversion.
4709 (build_modify_expr): Same.
4710 (build_unary_op): New location argument.
4711 (build_binary_op): New location argument.
4712 (c_objc_common_truthvalue_conversion): Pass location to
4713 c_*common_truthvalue_conversion.
4714 * c-convert.c (convert): Same.
4715 * c-common.c (binary_op_error): New location argument.
4716 (pointer_int_sum): Pass location to build_binary_op.
4717 (c_common_truthvalue_conversion): New location argument.
4718 (warn_for_sign_compare): Same.
4719 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4720 binary_op_error, build_binary_op, warn_for_sign_compare.
4721 * c-parser.c (c_parser_condition): Pass location to
4722 c_*common_truthvalue_conversion.
4723 (c_parser_conditional_expression): Save condition's location and pass
4725 (c_parser_binary_expression): Same, but for the binary operator's
4727 (c_parser_omp_for_loop): Pass location to
4728 c_objc_common_truthvalue_conversion.
4730 2008-09-23 Martin Jambor <mjambor@suse.cz>
4732 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4733 (cgraph_node_remove_callees): New temporary f. Hold the next item
4735 (cgraph_node_remove_callers): Likewise.
4737 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4738 (ipa_node_removal_hook): Likewise.
4740 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4741 gimple_call_copy_skip_args and moved to the gimple_call section.
4742 * gimple.c (gimple_copy_call_skip_args): Renamed to
4743 gimple_call_copy_skip_args. Changed al users.
4745 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4747 * ira-color.c (start_allocno_priorities): Rename to
4748 setup_allocno_priorities. Use costs and
4749 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4750 range lengths. Get rid off doubles.
4751 (ira_fast_allocations): Call start_allocno_priorities.
4753 2008-09-22 David Daney <ddaney@avtrex.com>
4756 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4757 register if TARGET_LONG_CALLS.
4759 2008-09-22 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/37145
4762 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4763 value-numbering union accesses with their offset and size only.
4764 (visit_reference_op_load): Fix simplification of inserted conversions.
4765 * tree-ssa-pre.c (find_or_generate_expression): Do not
4766 recursively generate expressions if running FRE.
4768 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4770 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4771 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4774 2008-09-22 Richard Guenther <rguenther@suse.de>
4776 PR tree-optimization/37145
4777 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4778 (phi_translate_1): Constant fold references.
4780 2008-09-22 Ira Rosen <irar@il.ibm.com>
4782 PR tree-optimization/37482
4783 * tree-vectorizer.h (struct _slp_instance): Add new field.
4784 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4785 (get_earlier_stmt): New function.
4786 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4788 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4789 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4790 asserts that GSI points to the scalar statement being vectorized.
4791 Set new statement location according to GSI.
4792 (vect_schedule_slp_instance): Use GSI of
4793 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4795 2008-09-21 Jan Hubicka <jh@suse.cz>
4797 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4798 (ipcp_insert_stage): Update dead_nodes bitmap.
4800 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4803 * config/i386/t-cygming (SHLIB_LC): Remove.
4804 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4805 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4807 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4811 * final.c (mark_symbol_ref_as_used): New helper function.
4812 (output_operand): Instead of just looking inside MEMs for
4813 SYMBOL_REFs, use new helper function and for_each_rtx.
4814 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4815 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4816 Make head comment more general.
4817 * config/darwin.c (machopic_output_indirection): Handle weak
4818 references here, like in assemble_external.
4820 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4822 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4823 (sparc_emit_float_lib_cmp): Change return type.
4824 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4825 (gen_compare_operator): New function.
4826 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4827 the comparison sequence. Minor tweaks.
4828 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4829 that the final operator and the result of sparc_emit_float_lib_cmp
4830 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4831 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4832 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4833 result of sparc_emit_float_lib_cmp match for software TFmode.
4834 (movqicc, movhicc, movsicc, movdicc): Merge into...
4835 (mov<I:mode>cc): ...this.
4836 (movsfcc, movdfcc, movtfcc): Merge into...
4837 (mov<F:mode>cc): ...this.
4838 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4840 (mov<I:mode>_cc_v9): ...this.
4841 (movdi_cc_sp64_trunc): Delete.
4842 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4843 movdi_cc_reg_sp64): Merge into...
4844 (mov<I:mode>_cc_reg_sp64): ...this.
4845 (movsf_cc_sp64): Rename into...
4846 (movsf_cc_v9): ...this.
4847 (movdf_cc_sp64): Rename into...
4848 (movdf_cc_v9): ...this.
4849 (movtf_cc_hq_sp64): Rename into...
4850 (movtf_cc_hq_v9): ...this.
4851 (movtf_cc_sp64): Rename into...
4852 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4854 2008-09-21 Diego Novillo <dnovillo@google.com>
4856 * doc/gccint.texi: Include generic.texi and gimple.texi.
4858 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4859 (GIMPLE): Move to gimple.texi.
4860 (Annotations): Remove references to to stmt_ann_t and
4862 (SSA Operands): Rename from 'Statement Operands'.
4863 * doc/generic.texi: New.
4864 * doc/gimple.texi: New.
4865 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4866 * Makefile.in (TEXI_GCCINT_FILES):
4867 * gimple.c (gimple_copy_call_skip_args): Rename from
4868 giple_copy_call_skip_args. Update all users.
4869 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4871 2008-09-21 Ira Rosen <irar@il.ibm.com>
4873 PR tree-optimization/37539
4874 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4875 statement in related statement field only for the first load of the
4876 group of loads with the same data reference.
4878 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4880 * config/mips/mips.h (TUNE_OCTEON): New macro.
4881 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4882 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4883 * config/mips/octeon.md: New file.
4884 * config/mips/mips.md: Include octeon.md. Restore
4885 semi-alphabetical order of include files.
4887 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4890 * config/i386/i386.md (*jcc_fused_1): Removed.
4891 (*jcc_fused_2): Likewise.
4892 (*jcc_fused_3): Likewise.
4893 (*jcc_fused_4): Likewise.
4895 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4897 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4898 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4899 * target.h (gcc_target): Add ira_cover_classes.
4900 * ira.c: Remove IRA_COVER_CLASSES guards.
4901 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4902 instead of IRA_COVER_CLASSES.
4903 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4904 (setup_class_translate): Likewise.
4905 (setup_reg_class_intersect_union): Likewise.
4906 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4907 test of targetm.ira_cover_classes.
4908 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4909 of IRA_COVER_CLASSES.
4910 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4911 (TARGET_INITIALIZER): Include it.
4912 * targhooks.h (default_ira_cover_classes): Declare.
4913 * targhooks.c (default_ira_cover_classes): New function.
4915 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4917 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4919 2008-09-19 Ian Lance Taylor <iant@google.com>
4921 * varasm.c (narrowing_initializer_constant_valid_p): Return
4922 NULL_TREE if ENDTYPE is not an integer.
4924 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4927 * tree-ssa.c (execute_update_addresses_taken): Also update
4928 DECL_GIMPLE_REG_P for vector and complex types.
4930 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4931 Jan Hubicka <jh@suse.cz>
4934 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4935 empty before freeing them.
4936 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4938 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4940 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4941 * config/xtensa/predicates.md (tls_symbol_operand): New.
4942 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4943 (TARGET_CANNOT_FORCE_MEM): Define.
4944 (xtensa_tls_symbol_p): New.
4945 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4946 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4947 (xtensa_tls_module_base): New.
4948 (xtensa_call_tls_desc): New.
4949 (xtensa_legitimize_tls_address): New.
4950 (xtensa_legitimize_address): Handle TLS symbols.
4951 (xtensa_tls_referenced_p_1): New.
4952 (xtensa_tls_referenced_p): New.
4953 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4955 (XTENSA_BUILTIN_THREAD_POINTER): New.
4956 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4957 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4958 builtin. Add declarations for __builtin_thread_pointer and
4959 __builtin_set_thread_pointer.
4960 (xtensa_fold_builtin): Recognize new builtins.
4961 (xtensa_expand_builtin): Expand new builtins.
4962 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4963 (TARGET_THREADPTR): Define.
4964 (HAVE_AS_TLS): Define default value.
4965 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4966 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4967 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4968 (UNSPECV_SET_TP): New.
4969 (sym_TPOFF, sym_DTPOFF): New.
4970 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4971 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4972 * configure: Regenerated.
4974 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4977 * config/ia64/ia64.c (ia64_optimization_options): Move
4978 checking and setting flag_schedule_insns_after_reload and
4979 ia64_flag_schedule_insns2 back to ...
4980 (ia64_override_options): Here.
4982 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4985 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4986 zero extend count after the correction to it is done.
4987 (doloop_optimize): Update call to doloop_modify, don't zero extend
4990 2008-09-18 Martin Jambor <mjambor@suse.cz>
4992 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4994 * ipa-prop.c: Correct comments.
4995 * ipa-prop.h: Likewise.
4997 2008-09-18 Jan Hubicka <jh@suse.cz>
5000 * ipa-reference.c (ipa_reference_local_vars_info_d,
5001 ipa_reference_global_vars_info_d,
5002 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5003 ipa_reference_vars_info_t): Move here from ipa-reference.h
5004 (node_duplication_hook_holder, node_removal_hook_holder): New.
5005 (get_reference_vars_info_from_cgraph): Rename to ...
5006 (get_reference_vars_info): ... this one, use cgraph uids.
5007 (get_local_reference_vars_info, get_global_reference_vars_info):
5008 Use cgraph instead of decl.
5009 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5011 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5012 ipa_reference_get_written_global,
5013 ipa_reference_get_not_written_global): Use cgraph argument.
5014 (check_call): Simplify avail check.
5015 (scan_stmt_for_static_refs): Update.
5016 (propagate_bits): Update.
5017 (merge_callee_local_info): Remove.
5018 (init_function_info): Use cgraph nodes.
5019 (clean_function_local_data): Break out from ...
5020 (clean_function): ... here.
5021 (copy_local_bitmap, copy_global_bitmap): New functions.
5022 (duplicate_node_data, remove_node_data): New functions.
5023 (generate_summary): Register hooks; use visibility instead of
5025 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5026 * ipa-reference.h (ipa_reference_local_vars_info_d,
5027 ipa_reference_global_vars_info_d,
5028 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5029 ipa_reference_vars_info_t): Move to ipa-reference.c
5030 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5032 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5033 ipa_reference_get_not_read_global,
5034 ipa_reference_get_not_written_global): Update prototype.
5035 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5036 (init_state): Remove.
5037 (node_duplication_hook_holder, node_removal_hook_holder): New.
5038 (get_function_state, set_function_state): Use VECtor.
5039 (analyze_function): Check body availability.
5040 (add_new_function): Likewise.
5041 (duplicate_node_data, remove_node_data): New.
5042 (generate_summary): Register hooks; do not care about clones.
5043 (propafate): Do not care about clones; recursive functions are
5045 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5046 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5047 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5049 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5050 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5051 Update call of ipa-reference accesors.
5053 2008-09-18 Simon Baldwin <simonb@google.com>
5055 * c-opts.c (c_common_handle_option): Add handling for
5056 -Wbuiltin-macro-redefined command line option.
5057 * c.opt: Added builtin-macro-redefined option.
5058 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5061 2008-09-18 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/37258
5064 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5065 and signedness for integral types.
5066 (vn_phi_eq): Require compatible types.
5068 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5071 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5072 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5074 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5075 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5076 ggc_free other TREE_LIST nodes from that chain.
5077 * function.c (instantiate_decls): Instantiate also DECL_RTL
5078 of vars in cfun->local_decls, free that list afterwards.
5080 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5082 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5083 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5085 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5087 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5088 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5090 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5092 PR tree-optimization/37102
5093 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5094 from a node. Check to see if another PHI is dead.
5095 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5096 remove real PHIs which have no uses.
5097 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5099 2008-09-18 Richard Guenther <rguenther@suse.de>
5102 * tree-cfg.c (remove_useless_stmts_1): Remove
5103 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5105 2008-09-18 Nick Clifton <nickc@redhat.com>
5107 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5108 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5109 to frv_secondary_reload_class.
5110 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5111 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5112 (frv_secondary_reload_class): Omit unused parameter.
5113 (frv_secondary_reload): New function. Handle the case when
5114 secondary_reload_class() is called before the reload_(in|out)
5115 _optabs have been initialised.
5116 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5118 * config/frv/frv.md: Define an exclusion set between fr550_m0
5121 2008-09-18 Richard Guenther <rguenther@suse.de>
5123 PR tree-optimization/37456
5124 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5125 want to insert after ends a BB insert on the single fallthru
5128 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5130 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5131 Mention -march=z9-109, z9-ec and z10.
5133 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5135 PR rtl-optimization/37544
5136 * regrename.c (maybe_mode_change): Exit early when copy_mode
5137 is narrower than orig_mode and narrower than new_mode.
5139 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5142 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5144 * sched-rgn.c (ref_counts): Remove.
5145 (insn_referenced): New static variable.
5146 (INSN_REF_COUNT): Remove.
5147 (sched_run_compute_dependencies): Use insn_referenced instead of
5149 (add_branch_dependences): Likewise. Delete dead assignment.
5151 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5153 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5154 consumer is an asm. Add comment why this is important.
5155 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5156 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5158 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5160 * expr.c (emit_group_store): Do not shift before moving via a
5163 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5165 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5166 from aggregate to non-aggregate type if the bit pattern is not fully
5167 preserved afterwards.
5169 2008-09-17 Richard Guenther <rguenther@suse.de>
5171 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5172 (verify_gimple_assign): ... this. Split into ...
5173 (verify_gimple_assign_unary): ... this,
5174 (verify_gimple_assign_binary): ... that,
5175 (verify_gimple_assign_single): ... and this.
5176 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5177 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5178 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5179 (verify_types_in_gimple_reference): Be forgiving with
5181 (verify_gimple_phi): Deal with virtual operands.
5183 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5185 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5187 * tree.c (get_callee_fndecl): Don't call the language hook.
5188 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5189 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5190 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5192 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5194 * tree.c (protected_set_expr_location): Don't unnecessarily
5195 check for error_mark_node.
5197 2008-09-17 Art Haas <ahaas@impactweather.com>
5199 * ipa-reference.c (analyze_function): Declare step only if
5200 ENABLE_CHECKING is defined.
5202 2008-09-17 Jan Hubicka <jh@suse.cz>
5205 * tree.h (DECL_INLINE): remove.
5206 (DECL_DECLARED_INLINE_P): Update docs.
5207 (DECL_NO_INLINE_WARNING_P): new.
5208 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5209 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5211 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5212 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5215 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5218 2008-09-17 Jan Hubicka <jh@suse.cz>
5220 * ipa-reference.c (ipa_obstack): Remove.
5221 (local_info_obstack, global_info_obstack): New.
5222 (add_static_var): We now handle variables only.
5223 (mark_address_taken, mark_load, mark_store): New functions based on ...
5224 (check_operand): ... remove.
5225 (get_asm_stmt_operands): Rename to ...
5226 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5227 (scan_stmt_for_static_refs): Rewrite.
5228 (scan_op_for_static_refs): Rename to ...
5229 (scan_initializer_for_static_refs): do not look for VAR_DECL
5230 initializers; stop recursion on types and decls.
5231 (ipa_init): Use proper obstacks.
5232 (analyze_variable): Use scan_initializer_for_static_refs.
5233 (init_function_info): Use local obstack.
5234 (analyze_function): Simplify.
5235 (add_new_function): We don't need visited_nodes obstack.
5236 (generate_summary): Use proper obstacks; cleanup after propagation.
5238 2008-09-17 Richard Guenther <rguenther@suse.de>
5241 PR tree-optimization/37491
5242 * alias.c (get_alias_set): Use the canonical type.
5243 * tree-vect-transform.c (vectorizable_store): Use the type of
5244 the lhs for the vector type. Adjust checking.
5245 (vectorizable_load): Adjust checking.
5247 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5248 Adam Nemet <anemet@caviumnetworks.com>
5250 PR rtl-optimization/37483
5251 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5252 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5253 Rearrange code to better match the original comment. Check
5254 t_unconditional first. Improve comment.
5256 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5259 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5260 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5263 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5264 GIMPLE_TRY if cleanup sequence is empty.
5266 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5269 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5270 eliminate IV if the cost are the same.
5272 2008-09-16 Richard Guenther <rguenther@suse.de>
5275 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5278 2008-09-16 Richard Guenther <rguenther@suse.de>
5280 PR tree-optimization/37508
5281 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5283 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5285 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5287 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5289 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5290 use gen_floatdidf2 directly.
5291 (floatunssidf2): Likewise.
5292 (floatsidf_ppc64_mfpgpr): Remove.
5293 (floatsidf_ppc64): Remove.
5294 (floatunssidf_ppc64): Remove.
5296 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5298 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5299 rather than update_cost_queue.
5301 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5302 in every call starting with the second one, instead of only when
5303 alias_bitmap_obstack.elements != NULL.
5305 * tree-predcom.c (filter_suitable_components): Free all refs in
5306 act->refs vector before calling release_component.
5307 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5309 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5311 * tree-loop-linear.c (linear_transform_loops): Initialize
5312 lambda_obstack only after calling perfect_loop_nest_depth.
5313 Goto free_and_continue instead of just continue for later failures.
5316 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5319 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5321 2008-09-14 Andreas Schwab <schwab@suse.de>
5323 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5325 2008-09-14 Jan Hubicka <jh@suse.cz>
5327 * invoke.texi (-fconserve-stack): Document.
5328 * opts.c (decode_options): Handle conserve_stack.
5329 * common.opt (fconvserve_stack): New.
5331 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5333 * config.host: Add x-aix to host_xmake_file.
5334 * config/rs6000/t-aix52: Do not override LDFLAGS.
5335 * config/rs6000/x-aix: New file.
5337 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5343 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5344 is not recognized as a valid register usage. Allow REG_X to be used
5346 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5347 forces a reload when using a base register.
5349 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5351 * config/i386/cygming-crtend.c (register_frame_ctor): If
5352 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5353 directly with atexit.
5354 (deregister_frame_ctor): Rename to ...
5355 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5356 if !DEFAULT_USE_CXA_ATEXIT.
5358 2008-09-13 Jan Hubicka <jh@suse.cz>
5360 * cgraph.c: Include value-prof.h
5361 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5363 2008-09-13 Jan Hubicka <jh@suse.cz>
5366 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5367 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5368 tree_gen_one_value_profiler, tree_gen_average_profiler,
5369 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5371 2008-09-13 Jan Hubicka <jh@suse.cz>
5373 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5374 too many bytes on misalligned blocks.
5376 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5378 * doc/cfg.texi: Fix some typos.
5379 * doc/extend.texi: Likewise.
5380 * doc/install.texi: Likewise.
5381 * doc/invoke.texi: Likewise.
5382 * doc/rtl.texi: Likewise.
5383 * doc/tree-ssa.texi: Likewise.
5385 2008-09-13 Richard Guenther <rguenther@suse.de>
5388 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5389 gimple stores for memory rhs.
5391 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5393 PR rtl-optimization/37489
5394 * cse.c (fold_rtx): Don't return const_true_rtx for float
5395 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5397 2008-09-13 Jan Hubicka <jh@suse.cz>
5399 PR tree-optimization/37392
5400 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5402 2008-09-13 Martin Jambor <mjambor@suse.cz>
5403 Jan Hubicka <jh@suse.cz>
5405 * cgraph.c (free_edges): New variable.
5406 (NEXT_FREE_EDGE): New macro.
5407 (cgraph_free_edge): New function.
5408 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5409 (cgraph_node_remove_callees): Likewise.
5410 (cgraph_node_remove_callers): Likewise.
5411 (cgraph_create_edge): Reuse edges from the free list. Do not
5412 update uid if doing so.
5413 (cgraph_remove_*_hook): Add free call.
5415 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5417 * ira-color.c (conflict_allocno_vec): Delete.
5418 (update_cost_queue_elem): New structure.
5419 (update_cost_queue): New variable.
5420 (update_cost_queue_tail): Likewise.
5421 (update_cost_queue_elems): Likewise.
5422 (allocno_update_cost_check): Delete.
5423 (initiate_cost_update): Allocate update_cost_queue_elems
5424 instead of allocno_update_cost_check.
5425 (finish_cost_update): Update the free()s accordingly.
5426 (start_update_cost): New function.
5427 (queue_update_cost): Likewise.
5428 (get_next_update_cost): Likewise.
5429 (update_copy_costs_1): Inline into...
5430 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5431 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5432 once we've established they are equal. Don't allocate update
5433 costs if there is nothing to add to them.
5434 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5435 DIVISOR arguments. Use a queue instead of recursive calls;
5436 process all the allocnos in the initial queue, rather than
5438 (assign_hard_reg): Use queue_update_cost instead of
5439 conflict_allocno_vec. Queue coalesced allocnos instead
5440 of calling update_conflict_hard_regno_costs for each one.
5441 Just call update_conflict_hard_regno_costs once for the
5443 (ira_color): Remove conflict_allocno_vec handling.
5445 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5447 PR tree-optimization/37484
5448 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5449 (save_var_name): Same.
5450 (initialize_cloog_names): Same.
5451 (initialize_cloog_names): Same.
5453 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5455 * tree-scalar-evolution.c (set_instantiated_value): Set
5458 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5462 * ira-build.c (common_loop_tree_node_dominator): Remove.
5463 (copy_live_ranges_to_removed_store_destinations): New function.
5464 (regno_top_level_allocno_map): Move to top level from ...
5465 (ira_flattening): ... here. Use
5466 copy_live_ranges_to_removed_store_destinations.
5468 * ira-emit.c (generate_edge_moves): Fix a comment.
5470 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5473 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5474 scratch register after 'set' pattern.
5476 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5478 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5479 information passed to mark_reg_pointer.
5480 * explow.c (force_reg): Likewise.
5482 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5484 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5485 when building for the celledp architecture.
5487 2008-09-12 Richard Guenther <rguenther@suse.de>
5489 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5491 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5493 PR rtl-optimization/37424
5494 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5495 the regnos instead of the addresses.
5497 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5499 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5501 2008-09-11 Richard Guenther <rguenther@suse.de>
5503 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5504 entering the weaker equivalence recording.
5506 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5508 2008-09-11 Jeff Law <law@redhat.com>
5510 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5511 by assign_stack_local on the IRA path for stack slot sharing
5512 as well as the non-IRA path.
5514 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5516 * config/i386/i386.h: Fix whitespace issues.
5518 2008-09-11 Martin Jambor <mjambor@suse.cz>
5520 * ipa-prop.h (struct ipa_param_flags): Removed.
5521 (struct ipa_param_descriptor): New structure.
5522 (struct ipa_node_params): ipcp_lattices, param_decls and
5523 param_flags moved to ipa_param_description.
5524 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5525 descriptors. Renamed all users.
5526 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5527 changed to access descriptors. Renamed all users.
5528 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5529 to access descriptors. Renamed all users.
5530 * ipa-cp.c (ipcp_init_cloned_node): Call
5531 ipa_initialize_node_params instead of ipa_count_formal_params and
5532 ipa_create_param_decls_array.
5533 (ipcp_analyze_node): Likewise.
5534 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5535 descriptors. Renamed all users.
5536 (ipcp_initialize_node_lattices): Remove allocation.
5537 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5538 ipa_initialize_node_params instead of ipa_count_formal_params and
5539 ipa_create_param_decls_array.
5540 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5541 ipa_populate_param_decls, made static, added parameter info,
5542 renamed mt to node, removed allocation, changed to use
5544 (ipa_count_formal_params): Made static, added parameter info,
5546 (ipa_initialize_node_params): New function.
5547 (ipa_check_stmt_modifications): Changed to use descriptors.
5548 (ipa_detect_param_modifications): Removed allocation, changed to
5550 (ipa_note_param_call): Changed to use descriptors.
5551 (ipa_analyze_params_uses): Removed allocation.
5552 (ipa_free_node_params_substructures): Changed to use descriptors.
5553 (ipa_edge_duplication_hook): Use the unused attribute.
5554 (ipa_node_duplication_hook): Use the unused attribute, changed to
5555 use descriptors, changed to duplicate descriptors.
5557 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5558 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5559 indirect inlining. Made static.
5560 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5561 functions called only once.
5562 (cgraph_decide_recursive_inlining): Don't call
5563 ipa_propagate_indirect_call_infos, pass new_edges to
5564 cgraph_mark_inline_edge instead.
5565 (cgraph_decide_inlining_of_small_functions): Don't call
5566 ipa_propagate_indirect_call_infos, pass new_edges to
5567 cgraph_mark_inline_edge instead.
5568 (cgraph_decide_inlining): Don't call
5569 ipa_propagate_indirect_call_infos.
5570 * ipa-prop.c: Check that vectors are allocated.
5572 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5573 iff a new cgraph edges have been created.
5574 (cgraph_decide_inlining): New variable redo_always_inline.
5575 Flattening and always_inlining loop until callgraph stabilizes.
5576 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5577 true iff new cgraph edges have been created.
5578 (propagate_info_to_inlined_callees): Likewise.
5579 (ipa_propagate_indirect_call_infos): Likewise.
5581 2008-09-11 Richard Guenther <rguenther@suse.de>
5583 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5584 (set_prologue_iterations): Likewise.
5585 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5587 (vect_update_init_of_dr): Likewise.
5588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5590 * fold-const.c (fold_unary): Do not generate calculations
5593 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5595 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5596 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5597 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5599 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5601 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5602 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5603 before finalizing the changes.
5604 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5606 (simplify_truth_ops_using_ranges): New.
5607 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5608 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5609 whether a simplification was made.
5610 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5611 use a switch statement and also call simplify_truth_ops_using_ranges.
5613 2008-09-11 Jan Hubicka <jh@suse.cz>
5615 * ggc-common.c (loc_array): Make static.
5616 * dce.c (rest_of_handle_ud_dce): Free worklist.
5618 2008-09-11 Jan Hubicka <jh@suse.cz>
5620 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5621 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5622 function so we are sure we do not dangle it forever.
5623 * function.c (outer_function_chain, find_function_data): Remove.
5624 (function_context_stack): New.
5625 (push_function_context, pop_function_context): Update.
5626 * function.h (struct function): Remove pointer outer.
5627 (outer_function_chain, find_function_data): Remove.
5628 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5630 2008-09-11 Jan Hubicka <jh@suse.cz>
5633 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5635 2008-09-11 Jan Hubicka <jh@suse.cz>
5637 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5639 2008-09-11 Jan Hubicka <jh@suse.cz>
5641 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5642 (free_var_map_entry): New function.
5643 (redirect_edge_var_map_destroy): Use it.
5645 2008-09-11 Jan Hubicka <jh@suse.cz>
5648 * tree-inline.c (add_lexical_block): Replace with ...
5649 (prepend_lexical_block): ... prepend at begginig.
5650 (remap_blocks): Use it and reverse later.
5651 (expand_call_inline): Use prepend_lexical_block.
5653 2008-09-11 Jan Hubicka <jh@suse.cz>
5655 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5657 2008-09-11 Jan Hubicka <jh@suse.cz>
5659 * function.c (free_after_compilation): Call insn_locators_free.
5660 * cfglayout.c (insn_locators_free): New function.
5661 * rtl.h (insn_locators_free): Declare.
5663 2008-09-11 Jan Hubicka <jh@suse.cz>
5665 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5667 (cond_move_process_if_block): Update call.
5669 2008-09-11 Jan Hubicka <jh@suse.cz>
5671 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5672 * vec.c: Include hashtab.h
5673 (vec_descriptor, ptr_hash_entry): New structures.
5674 (vec_desc_hash, vec_ptr_map): New static variables.
5675 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5676 register_overhead, free_overhead, vec_heap_free): New functions.
5677 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5678 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5679 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5682 2008-09-11 Ira Rosen <irar@il.ibm.com>
5684 PR tree-optimization/37474
5685 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5686 length of load permutation.
5688 2008-09-11 Andreas Schwab <schwab@suse.de>
5690 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5692 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5695 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5696 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5697 simplify_gen_subreg.
5699 2008-09-11 Ira Rosen <irar@il.ibm.com>
5701 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5704 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5707 * gimplify.c (gimplify_body): Call default_rtl_profile.
5710 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5711 instead of tok->val.node if not expanding to something else. Handle
5712 intervening CPP_PADDING tokens.
5713 (altivec_categorize_keyword): Remove unneeded comparisons.
5715 2008-09-10 Richard Guenther <rguenther@suse.de>
5717 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5719 2008-09-10 Richard Guenther <rguenther@suse.de>
5722 * tree-inline.c (insert_init_stmt): Make sure to not
5723 insert invalid gimple stores.
5725 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5727 PR tree-optimization/37388
5728 * toplev.c (process_options): Fail and warn when graphite
5729 flags are used, but the compiler has not been configured
5730 with graphite libraries.
5731 * graphite.c (graphite_transform_loops): Remove printfs
5732 to dump_file for the case when graphite is not available.
5734 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5737 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5738 the even element into register.
5739 (ix86_expand_vector_init_general): Don't use
5740 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5741 if we can't move from GPR to SSE register directly.
5743 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5745 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5746 not lose track of the number of NOPs needed. Number of NOPs needed
5747 for sync vs. loads workaround was switched; corrected. Run second
5748 pass for all workarounds. No NOPs needed after call insns. Change
5749 second pass to use find_next_insn_start and find_load helpers in order
5750 to properly detect parallel insns.
5751 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5753 2008-09-10 Jan Hubicka <jh@suse.cz>
5755 * value-prof.c (gimple_ic): Fix tuplification bug.
5756 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5759 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5761 PR tree-optimization/37353
5762 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5763 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5764 calls instead of cond_dead_built_in_calls.
5765 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5766 initalize the vector only before adding first entry. Use VEC_safe_push
5767 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5768 shrink_wrap_conditional_dead_built_in_calls call.
5770 2008-09-10 Ira Rosen <irar@il.ibm.com>
5772 PR tree-optimization/37385
5773 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5774 argument, and use it as a vector type if not NULL.
5775 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5777 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5778 additional argument.
5779 (vectorizable_load): Likewise.
5781 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5783 * config/i386/i386.md (SWI32): New mode iterator.
5784 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5787 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5789 PR rtl-optimization/37435
5790 * caller-save.c (insert_restore, insert_save): Check the mode by
5793 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5796 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5798 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5801 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5803 * doc/invoke.texi (ARM Options): Correct errors in discussion
5804 of -mfloat-abi, -mhard-float, and -msoft-float.
5806 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5807 Jan Hubicka <jh@suse.cz>
5810 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5811 calling gimple_regimplify_operands on it. Iterate over all newly
5812 added statements, not just the last one.
5813 (insert_init_stmt): Insert stmt into seq first, then call
5814 gimple_regimplify_operands on it. Don't create new gimplification
5815 context, nor find referenced vars.
5817 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5820 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5821 to pointer to vector pointer.
5822 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5823 propagate_info_to_inlined_callees): Likewise.
5824 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5825 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5826 ipa_check_create_edge_args.
5827 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5828 argument to pointer to vector pointer.
5829 (cgraph_decide_inlining_of_small_function): Adjust
5830 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5834 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5835 optimizing for size, not speed.
5837 PR rtl-optimization/37408
5838 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5839 if parm is promoted.
5841 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5843 PR tree-optimization/37375
5844 * tree-scalar-evolution.c (scev_info_str): Add field
5846 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5847 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5848 set_instantiated_value): Pass instantiated_below.
5849 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5851 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5852 the definitions are not instantiated.
5854 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5855 (block_before_loop): New.
5856 * tree-data-ref.c (dr_analyze_indices): Update uses of
5858 * graphite.c (block_before_scop): New.
5859 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5860 basic block, not a loop for determining the parameters.
5861 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5863 (idx_record_params, find_params_in_bb, find_scop_parameters,
5864 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5865 to instantiate_scev.
5867 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5869 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5873 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5875 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5876 Check zero freq and increase if necessary.
5878 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5880 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5881 regno is in the right range. Add comments.
5883 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5885 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5887 * mips-tfile.c (copy_object): Cast alloca result to int *.
5888 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5890 Rename class to sclass.
5891 (read_tfile): Cast read_seek return values to proper types.
5892 Cast xcalloc return value to proper type.
5894 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5896 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5897 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5898 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5900 2008-09-09 Jan Hubicka <jh@suse.cz>
5902 * profile.c (is_edge_inconsistent): Add debug output; ignore
5903 negative count on fake edges.
5904 (is_inconsistent): Add debug output.
5906 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5908 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5910 (choose_ready): When first insn is chosen from the ready list, also
5913 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5915 PR rtl-optimization/37360
5916 * haifa-sched.c (max_issue): Do not assert that we never issue more
5917 insns than issue_rate. Add comment.
5919 2008-09-09 Richard Guenther <rguenther@suse.de>
5921 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5922 (verify_types_in_gimple_call): Rename to ...
5923 (verify_gimple_call): ... this. Enhance.
5924 (verify_types_in_gimple_cond): Remove.
5925 (verify_gimple_comparison): New function ...
5926 (verify_types_in_gimple_assign): ... split out from here.
5927 (verify_types_in_gimple_return): Rename to ...
5928 (verify_gimple_return): ... this. Enhance.
5929 (verify_types_in_gimple_switch): Rename to ...
5930 (verify_gimple_switch): ... this. Enhance.
5931 (verify_gimple_goto): New function.
5932 (verify_types_in_gimple_phi): Rename to ...
5933 (verify_gimple_phi): ... this. Enhance.
5934 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5935 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5936 (verify_types_in_gimple_seq_2): Remove cases handled in
5937 verify_types_in_gimple_stmt.
5939 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5941 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5942 (push_multiple_operation, pop_multiple_operation): Set it.
5943 (workaround_rts_anomaly): New function.
5944 (workaround_speculation): New function, broken out of bfin_reorg.
5945 (bfin_reorg): Call the new functions.
5947 2008-09-09 Richard Guenther <rguenther@suse.de>
5951 * gimplify.c (gimplify_conversion): Change conversions of
5952 non-register type to VIEW_CONVERT_EXPRs.
5953 (gimplify_addr_expr): If we need to make the operand
5954 addressable make sure to use a properly initialized
5955 temporary for that so it gets a valid gimple store.
5957 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5959 * function.h (struct function): Add function_start_locus.
5960 * cfgexpand.c (gimple_expand_cfg): Use it.
5961 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5963 2008-09-09 Richard Guenther <rguenther@suse.de>
5965 PR tree-optimization/37433
5966 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5969 2008-09-09 Richard Guenther <rguenther@suse.de>
5971 PR tree-optimization/37387
5972 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5973 and bits to a common type.
5975 2008-09-09 Nick Clifton <nickc@redhat.com>
5977 * config/v850/v850.md (return): Restore frame size restriction.
5979 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5981 * c-common.c (c_expand_decl): Remove.
5982 * c-common.h (anon_aggr_type_p): Remove prototype.
5983 (DECL_ANON_UNION_ELEMS): Remove.
5984 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5985 * c-decl.c (anon_aggr_type_p): Remove.
5986 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5987 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5988 * langhooks.h (struct lang_hooks): Remove expand_decl.
5989 * langhooks.c (lhd_expand_decl): Remove.
5990 * stmt.c (expand_anon_union_decl): Remove.
5991 * tree.h (expand_anon_union_decl): Remove prototype.
5993 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5996 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5998 * config/avr/avr.md (QISI) : Define mode iterator.
5999 (negated_tst<mode>) : Redefine as split using mode macro.
6000 (reversed_tstqi): Define insn as reversed compare with zero.
6001 (reversed_tsthi): Ditto.
6002 (reversed_tstsi): Ditto.
6004 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6007 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6008 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6011 * predict.c (optimize_function_for_size_p): Don't segfault if
6013 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6014 tree_swap_operands_p): Don't test cfun != NULL before calling
6015 optimize_function_for_s*_p.
6017 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6019 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6022 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6024 * crx/crx.h (IRA_COVER_CLASSES): Define.
6026 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6029 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6030 even when a stmt has been gimple_modified_p, but after fold_stmt is
6031 not any longer. Remove unneeded may_have_exposed_new_symbols
6034 2008-09-08 Richard Guenther <rguenther@suse.de>
6036 PR tree-optimization/37421
6037 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6040 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6043 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6045 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6048 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6049 * pa-hpux10.h (LINK_SPEC): Likewise.
6050 * pa-hpux11.h (LINK_SPEC): Likewise.
6052 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6054 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6055 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6057 2008-09-07 Helge Deller <deller@gmx.de>
6059 * pa/linux-atomic.c: New file.
6060 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6061 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6063 2008-09-07 Richard Guenther <rguenther@suse.de>
6064 Ira Rosen <irar@il.ibm.com>
6066 PR tree-optimization/36630
6067 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6068 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6070 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6071 Ira Rosen <irar@il.ibm.com>
6073 PR tree-optimization/35642
6074 * config/rs6000/altivec.md (mulv8hi3): Implement.
6076 2008-09-06 Jeff Law <law@redhat.com>
6078 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6080 2008-09-06 Jan Hubicka <jh@suse.cz>
6082 PR tree-optimization/14703
6083 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6085 * passes.c (init_optimization_passes): Recompute inline parameters.
6087 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6089 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6092 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6093 Peter Fuerst <post@pfrst.de>
6095 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6096 * doc/extend.texi: Document __builtin_mips_cache.
6097 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6098 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6099 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6100 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6101 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6102 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6103 (set_push_mips_isas): New variable.
6104 (mips_r10k_cache_barrier): New variable.
6105 (cache): New availability predicate.
6106 (mips_builtins): Add an entry for __builtin_mips_cache.
6107 (mips_build_cvpointer_type): New function.
6108 (MIPS_ATYPE_CVPOINTER): New macro.
6109 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6111 (r10k_simplified_address_p, r10k_simplify_address)
6112 (r10k_uncached_address_p, r10k_safe_address_p)
6113 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6114 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6115 (r10k_insert_cache_barriers): New functions.
6116 (mips_reorg_process_insns): Delete cache barriers after a
6117 branch-likely instruction.
6118 (mips_reorg): Call r10k_insert_cache_barriers.
6119 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6120 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6121 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6122 (mips_cache, r10k_cache_barrier): New define_insns.
6124 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6126 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6127 * ira-color.c (setup_allocno_left_conflicts_num): Use
6128 hard_reg_set_equal_p instead of a comparison with
6129 ira_zero_hard_reg_set.
6130 * ira.c (setup_reg_subclasses): Likewise.
6131 (setup_cover_and_important_classes): Likewise.
6132 (setup_class_translate): Likewise.
6133 (setup_reg_class_intersect_union): Likewise.
6134 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6135 (ira_init_once): Don't initialize them.
6137 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6139 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6141 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6143 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6145 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6147 Improved branch hints, safe hints, and scheduling.
6149 * haifa-sched.c (sched_emit_insn) : Define.
6150 * sched-int.h (sched_emit_insn) : Add prototype.
6151 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6152 -mhint-max-distance -msafe-hints) : Document.
6153 * config/spu/spu.c (spu_flag_var_tracking): New.
6154 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6155 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6156 TARGET_ASM_FILE_START): Define.
6157 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6158 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6159 (spu_emit_branch_hint): Add blocks argument.
6160 (insert_branch_hints, insert_nops): Remove.
6161 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6162 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6163 spu_sched_reorder, asm_file_start): New functions.
6164 (clock_var, spu_sched_length, pipe0_clock,
6165 pipe1_clock, prev_clock_var, prev_priority,
6166 spu_ls_first, prev_ls_clock): New static variables.
6167 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6168 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6169 (nopn_nv): Add a non-volatile version of nop.
6170 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6171 -mhint-max-distance, -msafe-hints): New options.
6173 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6174 Samuel Tardieu <sam@rfc1149.net>
6176 * opts.c (decode_options): Combine nested if statements.
6179 * opts.c (decode_options): Handle more relationships among
6180 unit-at-a-time, toplevel-reorder, and section-anchors.
6182 2008-09-05 David Daney <ddaney@avtrex.com>
6184 * doc/install.texi (--enable-reduced-reflection): Document new option.
6186 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6188 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6190 (constantpool_operand): New.
6191 (move_operand): Disallow sub-word modes for the constant pool.
6192 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6193 (xtensa_secondary_reload_class): Replace with....
6194 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6195 Set icode for sub-word reloads from the constant pool.
6196 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6197 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6198 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6199 * config/xtensa/xtensa-protos.h: Update prototypes.
6201 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6203 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6204 (REG_CLASS_NAMES): Update.
6205 (REG_CLASS_CONTENTS): Update.
6206 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6207 of ALL_REGS for regs 77 and 78.
6208 * function.c (instantiate_virtual_regs_in_insn): Assert that
6209 return value of simplify_gen_subreg is not NULL.
6211 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6213 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6214 (gen_rtvec_v): Fix coding standards.
6216 2008-09-04 Jan Hubicka <jh@suse.cz>
6218 * i386.c (decide_alg): Be more conservative about optimizing for size.
6220 2008-09-04 Ian Lance Taylor <iant@google.com>
6222 * varasm.c (narrowing_initializer_constant_valid_p): New
6224 (initializer_constant_valid_p): Call it.
6226 2008-09-04 Jeff Law <law@redhat.com>
6228 * fold-const.c (native_encode_real): Fix computation of WORDS.
6229 (native_interpret_real): Likewise.
6231 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6233 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6235 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6237 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6238 that the cost is already taken into account in ira-costs.c
6240 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6242 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6243 ira_debug_copies): New.
6244 (ira_bulid): Call print_copies.
6246 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6248 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6251 * config/rs6000/rs6000.c (optimization_options): Remove check of
6252 flag_toplevel_order.
6254 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6256 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6257 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6258 second operand is a reg_imm10_operand.
6259 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6260 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6261 (*seq_<GPR:mode><GPR2:mode>): Rename to
6262 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6264 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6265 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6267 (*sne_<GPR:mode><GPR2:mode>): Rename to
6268 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6271 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6273 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6274 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6275 combining an arithmetic right shift by more than 31 and a
6276 trunction. Don't match for out-of-range shift amounts. Set
6277 attribute mode to <MODE>.
6278 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6279 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6280 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6281 shifts by less than 32.
6282 (extv): Change predicate on first operand to accept registers.
6283 Change predicate of the other operands from immediate_operand to
6284 const_int_operand. Expand exts when source is a register.
6285 (extzv): Change predicate of the constant operands from
6286 immediate_operand to const_int_operand.
6287 (extzv<mode>): Change predicate of the constant operands from
6288 immediate_operand to const_int_operand and no constraint. Also
6290 (*extzv_trunc<mode>_exts): New pattern.
6292 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6294 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6295 * config/mips/mips-protos.h (mask_low_and_shift_p,
6296 mask_low_and_shift_len): Declare.
6297 * config/mips/mips.c (mask_low_and_shift_p,
6298 mask_low_and_shift_len): New functions.
6299 (mips_print_operand): Handle new operand prefix "m".
6300 * config/mips/mips.md (*cins<mode>): New pattern.
6302 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6304 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6305 optimizing for size.
6307 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6309 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6310 regardless of epilogue_completed.
6312 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6315 * ira-lives.c (process_bb_node_lives): Check setjmp.
6317 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6320 * ira-build.c (form_loop_tree): Reverse BB walk.
6321 (create_bb_allocnos): Likewise.
6322 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6323 (mark_reg_store): Rename to...
6324 (mark_ref_live): ...this and take a df_ref argument instead of
6325 note_stores arguments. Assert that we have a register.
6326 (mark_reg_clobber): Delete.
6327 (def_conflicts_with_inputs_p): New function.
6328 (mark_reg_conflicts): Delete.
6329 (mark_reg_death): Rename to...
6330 (mark_ref_dead): ...this and take a df_ref argument instead of
6331 a register. Assert that we have a register.
6332 (process_bb_node_lives): Hoist frequency calculation out of
6333 instruction walk. Convert from a forwards scan to a backwards scan.
6334 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6335 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6336 (create_allocno_live_ranges): Don't create regs_set.
6338 2008-09-04 Ian Lance Taylor <iant@google.com>
6340 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6341 or REG_LABEL_TARGET.
6342 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6343 comparing MODE with MEM.
6344 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6345 comparing with GF_PREDICT_TAKEN.
6346 (gimple_get_lhs): Change code to enum gimple_code.
6347 (gimple_set_lhs): Likewise.
6348 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6349 * omp-low.c (find_omp_clause): Change kind parameter to enum
6351 * tree-flow.h (find_omp_clause): Update declaration.
6352 * regrename.c (clear_dead_regs): Change kind parameter to enum
6354 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6356 * see.c (see_get_extension_data): Change return type to enum
6357 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6358 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6359 (see_gen_normalized_extension): Change extension_code parameter to
6361 (see_seek_pre_extension_expr): Change extension_code to enum
6363 (see_merge_one_def_extension): Likewise.
6364 (see_handle_relevant_defs): Likewise.
6365 (see_handle_relevant_uses): Likewise.
6366 (see_analyze_one_def): Likewise.
6367 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6368 GIMPLE_ASM rather than ASM_EXPR.
6369 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6370 GIMPLE_RETURN rather than RETURN_EXPR.
6371 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6372 (evaluate_stmt): Likewise.
6373 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6374 to enum vect_relevant.
6375 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6376 compare gimple codes with tree codes.
6378 2008-09-04 Paul Brook <paul@codesourcery.com>
6380 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6382 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6384 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6385 pointer check lost in the recent no-unit-at-a-time patch.
6387 2008-09-04 Jan Hubicka <jh@suse.cz>
6390 * tree-switch-conversion.c (check_final_bb): Accept only IP
6393 2008-09-04 Jan Hubicka <jh@suse.cz>
6395 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6397 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6398 using_ranges argument.
6399 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6400 (vrp_visit_cond_stmt): Update call of
6401 vrp_evaluate_conditional_warnv_with_ops
6403 2008-09-04 Jan Hubicka <jh@suse.cz>
6405 PR tree-optimization/37345
6406 PR tree-optimization/37358
6407 PR tree-optimization/37357
6408 * tree.c (build_function_type_skip_args): Build distinct type copy;
6410 (build_function_decl_skip_args): Set type of new decl not orig decl;
6411 clear DECL_VINDEX for methods turned into functions.
6413 2008-09-04 Nick Clifton <nickc@redhat.com>
6415 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6416 * configure: Regenerate.
6417 * config.in: Regenerate.
6418 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6419 alignment field, if it is supported.
6421 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6423 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6426 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6428 * config/rs6000/rs6000.c (processor_target_table): Do not
6429 enable VMX for POWER6.
6431 2008-09-03 Anton Blanchard <anton@samba.org>
6433 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6434 emit memory barrier before operation.
6436 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6439 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6440 default_elf_asm_output_external.
6442 2008-09-03 Jeff Law <law@redhat.com>
6444 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6446 2008-09-03 Richard Henderson <rth@redhat.com>
6448 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6449 memory barrier to below the test-and-set.
6450 (alpha_split_lock_test_and_set_12): Likewise.
6452 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6456 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6459 * ira-color.c (print_loop_title): Use all_allocnos.
6460 (color_pass): Ditto. Don't add border_allocnos. Check that
6461 subloop allocno in the correspdoning bitmap all_allocnos.
6463 * ira-emit.c (change_loop): Use all_allocnos.
6465 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6466 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6467 (create_cap_allocno): Remove setting mentioned_allocnos.
6468 (create_insn_allocnos): Ditto.
6469 (remove_unnecessary_allocnos): Use all_allocnos.
6470 (check_allocno_creation): Check that allocnos are in the
6471 corresponding bitmap all_allocnos.
6473 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6477 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6478 (process_regs_for_copy): Process subregs. Refine check when cost
6479 is taken into account in ira-costs.c.
6480 (process_reg_shuffles): Use REG_SUBREG_P.
6481 (add_insn_allocno_copies): Ditto. Ignore modes.
6483 * ira-color.c (conflict_allocno_vec): New.
6484 (COST_HOP_DIVISOR): New macro.
6485 (update_copy_costs_1): Use it.
6486 (update_conflict_hard_regno_costs): New function.
6487 (assign_hard_reg): Use it.
6488 (ira_color): Allocate and free conflict_allocno_vec.
6490 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6494 * ira-int.h (ira_sort_insn_chain): Remove.
6496 * ira.c (basic_block_order_nums, chain_insn_order,
6497 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6498 (ira): Don't call ira_sort_insn_chain.
6500 * reload1.c (reload): Don't call ira_sort_insn_chain.
6502 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6505 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6506 which become non throw.
6507 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6508 update_call_expr after updating the flags on the decl.
6510 2008-09-03 Jan Hubicka <jh@suse.cz>
6512 PR tree-optimization/37315
6513 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6514 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6515 (cgraph_analyze_functions): Use node->analyzed
6516 (cgraph_mark_functions_to_output): Likewise.
6517 (cgraph_expand_function): All functions can be released after
6519 (cgraph_optimize): Use gimple_has_body_p.
6520 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6521 (cgraph_decide_inlining_incrementally): Likewise.
6522 (inline_transform): Inline transform.
6523 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6525 (inlinable_function_p): Drop gimple_body check.
6526 (expand_call_inline): Use gimple_has_body_p.
6527 * gimple.c (gimple_has_body_p): New.
6528 * gimple.h (gimple_has_body_p): Add prototype.
6529 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6530 (dump_function_to_file): Use gimple_has_body_p check.
6532 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6535 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6537 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6539 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6541 From Michael Frysinger <michael.frysinger@analog.com>
6542 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6543 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6546 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6549 * doc/extend.texi: Document picoChip builtin functions.
6550 * doc/invoke.texi: Document picoChip options.
6551 * doc/contrib.texi: Add picoChip contribution.
6552 * doc/md.texi: Document picoChip constraints.
6553 * config.gcc: Add picochip-*-*.
6554 * config/picochip/: Add new port.
6556 2008-09-03 Richard Guenther <rguenther@suse.de>
6558 PR tree-optimization/37328
6559 * tree-sra.c (sra_build_assignment): Gimplify properly.
6560 (generate_copy_inout): Take the correct stmt as definition,
6561 remove bogus assert.
6563 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6565 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6568 From Michael Frysinger <michael.frysinger@analog.com>
6569 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6571 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6573 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6574 (__gthread_setspecific): Revert 2008-08-31 change to
6575 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6577 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6579 * diagnostic.c (error_at): New.
6580 * toplev.h (error_at): New prototype.
6581 * c-typeck.c (build_array_ref): Call error_at instead of error.
6582 Pass location to pedwarn.
6584 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6586 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6588 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6590 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6591 VAR_DECL and CONST_DECL.
6593 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6594 Jakub Jelinek <jakub@redhat.com>
6596 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6597 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6598 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6599 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6600 Don't set ix86_save_varrargs_registers.
6601 (ix86_setup_incoming_varargs): Assume cum != NULL.
6602 (ix86_va_start): Check ix86_varargs_gpr_size and
6603 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6604 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6605 from frame pointer if ix86_varargs_gpr_size == 0.
6606 (ix86_compute_frame_layout): Updated.
6607 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6608 (ix86_varargs_gpr_size): Define.
6609 (ix86_varargs_fpr_size): Likewise.
6610 (machine_function): Remove save_varrargs_registers.
6611 Add varargs_gpr_size and varargs_fpr_size.
6613 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6615 * config/alpha/alpha.c (va_list_skip_additions,
6616 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6617 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6620 PR tree-optimization/36766
6621 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6622 for already removed basic blocks.
6625 * real.c (real_maxval): Clear a lower bit to make real_maxval
6626 match get_max_float for IBM long double format.
6628 2008-09-02 Andreas Schwab <schwab@suse.de>
6630 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6631 * configure: Regenerate.
6633 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6635 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6636 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6637 checking for a non-VOID CONSTANT_P.
6639 2008-09-02 Jan Hubicka <jh@suse.cz>
6641 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6642 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6645 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6647 * expr.c (emit_group_store): Don't assert stack temp mode size.
6649 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6650 Tobias Grosser <grosser@fim.uni-passau.de>
6651 Jan Sjodin <jan.sjodin@amd.com>
6652 Harsha Jagasia <harsha.jagasia@amd.com>
6653 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6654 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6655 Adrien Eliche <aeliche@isty.uvsq.fr>
6657 Merge from graphite branch.
6660 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6661 * doc/invoke.texi (-floop-block, -floop-interchange,
6662 -floop-strip-mine): Document new flags.
6663 * tree-into-ssa.c (gimple_vec): Moved...
6664 * tree-loop-distribution.c (rdg_component): Moved...
6665 * cfgloopmanip.c: Include tree-flow.h.
6666 (update_dominators_in_loop): New.
6667 (create_empty_if_region_on_edge): New.
6668 (create_empty_loop_on_edge): New.
6669 (loopify): Use update_dominators_in_loop.
6670 * tree-pass.h (pass_graphite_transforms): Declared.
6671 * configure: Regenerate.
6672 * tree-phinodes.c (make_phi_node): Export.
6673 (add_phi_node_to_bb): New, split from create_phi_node.
6674 * tree-chrec.c (for_each_scev_op): New.
6675 * tree-chrec.h (for_each_scev_op): Declared.
6676 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6677 (remove_statement): Call get_phi_with_result.
6678 * config.in (HAVE_cloog): Undef.
6679 * gdbinit.in (pgg): New.
6680 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6681 * tree-ssa-loop.c (graphite_transforms): New.
6682 (gate_graphite_transforms): New.
6683 (pass_graphite_transforms): New.
6684 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6685 HAVE_cloog): Defined.
6686 * tree-vectorizer.c (rename_variables_in_bb): Export.
6687 * tree-data-ref.c (dr_may_alias_p): Export.
6688 (stmt_simple_memref_p): New.
6689 (find_data_references_in_stmt): Export.
6690 (find_data_references_in_loop): Export.
6691 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6692 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6693 (create_rdg_vertices): Export.
6694 (build_empty_rdg): New.
6695 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6696 * tree-data-ref.h (rdg_component): ... here.
6698 (struct data_reference): Add a field scop.
6700 (find_data_references_in_loop): Declared.
6701 (find_data_references_in_stmt): Declared.
6702 (create_rdg_vertices): Declared.
6703 (dr_may_alias_p): Declared.
6704 (stmt_simple_memref_p): Declared.
6705 (struct rdg_edge): Add a field ddr_p relation.
6706 (build_empty_rdg): Declared.
6707 * lambda.h (lambda_matrix): Declare a VEC of.
6708 (find_induction_var_from_exit_cond): Declared.
6709 (lambda_vector_compare): New.
6710 * common.opt (fgraphite, floop-strip-mine,
6711 floop-interchange, floop-block): New flags.
6712 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6713 * cfgloop.c (is_loop_exit): New.
6714 * cfgloop.h (is_loop_exit): Declared.
6715 (create_empty_if_region_on_edge): Declared.
6716 (create_empty_loop_on_edge): Declared.
6717 * tree-flow.h (add_phi_node_to_bb): Declared.
6718 (make_phi_node): Declared.
6719 (rename_variables_in_bb): Declared.
6720 (perfect_loop_nest_depth): Declared.
6721 (graphite_transform_loops): Declared.
6722 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6723 (graphite.o-warn): Add -Wno-error.
6724 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6725 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6726 (INCLUDES): Add PPLINC, CLOOGINC.
6727 (OBJS-common): Add graphite.o.
6728 (graphite.o): Add rule.
6729 * gimple.h (gimple_vec): ... here.
6730 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6731 * passes.c (init_optimization_passes): Schedule
6732 pass_graphite_transforms.
6734 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6737 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6738 and -fno-toplevel-reorder after handle_options.
6740 2008-09-02 Paul Brook <paul@codesourcery.com>
6742 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6743 (arm_override_options): Set arm_tune_cortex_a9.
6744 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6745 (arm_issue_rate): Handle cortexa9.
6746 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6747 * config/arm/arm-cores.def: Add cortex-a9.
6748 * config/arm/arm-tune.md: Regenerate.
6749 * config/arm/arm.md: Include cortex-a9.md.
6750 (generic_sched, generic_vfp): Add cortexa9.
6751 * config/arm/cortex-a9.md: New file.
6753 2008-09-02 Richard Guenther <rguenther@suse.de>
6755 PR tree-optimization/37327
6756 * tree-vrp.c (register_new_assert_for): Make sure to not have
6757 TREE_OVERFLOW set on the bound.
6759 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6761 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6763 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6764 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6767 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6769 * gcc/config/spu/spu.md (divdf3): Removed.
6771 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6773 PR tree-optimization/37095
6774 * cgraph.c (cgraph_node): When creating new cgraph node after
6775 assembler_name_hash has been populated, record it in the hash
6778 2008-09-01 Paul Brook <paul@codesourcery.com>
6780 * doc/invoke.texi: Document -mword-relocations.
6781 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6782 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6783 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6784 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6785 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6786 (arm_emit_movpair): New function.
6787 (arm_print_operand <c>): Handle sybolic addresses.
6788 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6789 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6790 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6791 * config/arm/arm.opt: Add -mword-relocations.
6792 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6793 (arm_movt, arm_movw): New.
6795 2008-09-01 Paul Brook <paul@codesourcery.com>
6797 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6798 Allow Interworking on ARMv4 EABI based targets.
6799 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6800 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6802 2008-09-01 Paul Brook <paul@codesourcery.com>
6804 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6805 optimized LT0 test. Remove optimization for GT.
6807 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6809 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6810 openmp applications.
6811 * pa-hpux11.h (LIB_SPEC): Likewise.
6813 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6816 2008-09-01 Jan Hubicka <jh@suse.cz>
6818 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6819 present, use only counts; when guessed use only frequencies.
6820 (estimate_bb_frequencies): Use function_frequency.
6821 * profile.c (compute_branch_probabilities): Exit early when
6822 profile reading failed. Set profile_status.
6823 (branch_prob): Do not set profile_status.
6825 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6827 * tree.c (protected_set_expr_location): New.
6828 * tree.h (protected_set_expr_location): New prototype.
6829 * c-tree.h (build_array_ref): Add argument.
6830 (parser_build_unary_op): Same.
6831 * c-typeck.c (build_indirect_ref): Handle new location argument.
6832 (build_array_ref): Same.
6833 (parser_build_unary_op): Same.
6834 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6836 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6838 * c-common.c (finish_label_address_expr): Handle new location argument.
6839 * c-common.h (build_indirect_ref): Add argument.
6840 (finish_label_address_expr): Same.
6841 * c-parser.c (c_parser_unary_expression): Pass location to build
6843 (c_parser_postfix_expression): Same.
6845 2008-09-01 Paul Brook <paul@codesourcery.com>
6847 * config/arm/arm.md: Include cortex-r4f.md.
6848 (attr fpu): Update type list.
6849 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6850 fconstd, fcmps and fcmpd.
6851 (attr tune_cortexr4): Define.
6852 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6853 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6854 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6855 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6856 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6857 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6858 cortex_a8_vfp_farith: Ditto.
6859 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6860 * config/arm/cortex-r4.md: Use tune_cortexr4.
6861 * config/arm/cortex-r4f.md: New file.
6863 2008-09-01 Richard Guenther <rguenther@suse.de>
6865 PR tree-optimization/37305
6866 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6867 the result of constant conversions.
6868 (fold_gimple_assign): Likewise.
6870 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6872 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6873 #ifdef ENABLE_CHECKING.
6875 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6877 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6878 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6879 when !INSN_SCHEDULING.
6881 2008-09-01 Andreas Schwab <schwab@suse.de>
6883 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6885 2008-09-01 Paul Brook <paul@codesourcery.com>
6887 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6889 2008-09-01 Jan Hubicka <jh@suse.cz>
6891 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6893 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6895 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6896 * gimplify.c (gimplify_init_constructor): Add speed operand.
6897 * tree-sra.c (decide_block_copy): Likewise.
6898 * tree-inline.c (estimate_move_cost): Likewise.
6899 * config/alpha/alpha.h (MOVE_RATIO): Update.
6900 * config/frv/frv.c (MOVE_RATIO): Update.
6901 * config/spu/spu.h (MOVE_RATIO): Update.
6902 * config/sparc/sparc.h (MOVE_RATIO): Update.
6903 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6904 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6905 * config/cris/cris.h (MOVE_RATIO): Update.
6906 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6907 * config/arm/arm.h (MOVE_RATIO): Update.
6908 * config/pa/pa.md: Update uses of MOVE_RATIO
6909 * config/pa/pa.h (MOVE_RATIO): Update.
6910 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6911 CLEAR_RATIO, SET_RATIO): Update.
6912 * config/h8300/h8300.h (MOVE_RATIO): Update.
6913 * config/v850/v850.h (MOVE_RATIO): Update.
6914 * config/bfin/bfin.h (MOVE_RATIO): Update.
6916 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6917 Dmitry Melnik <dm@ispras.ru>
6918 Dmitry Zhurikhin <zhur@ispras.ru>
6919 Alexander Monakov <amonakov@ispras.ru>
6920 Maxim Kuvyrkov <maxim@codesourcery.com>
6922 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6923 sel-sched-dump.c, sel-sched-ir.c: New files.
6924 * Makefile.in (OBJS-common): Add selective scheduling object files.
6925 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6926 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6927 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6928 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6929 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6930 (make_forwarder_block): Update loop latch if we have redirected
6931 the loop latch edge.
6932 * cfgloop.c (get_loop_body_in_custom_order): New function.
6933 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6934 (CP_FALLTHRU_PREHEADERS): Likewise.
6935 (get_loop_body_in_custom_order): Declare.
6936 * cfgloopmanip.c (has_preds_from_loop): New.
6937 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6938 Assert that the preheader edge will be fall thru when it is set.
6939 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6940 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6941 fsel-sched-substitution, fselective-scheduling): New flags.
6942 * cse.c (hash_rtx_cb): New.
6944 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6945 sel_sched_insn_cnt): New counters.
6946 * final.c (compute_alignments): Export. Free dominance
6947 info after loop_optimizer_finalize.
6948 * genattr.c (main): Output maximal_insn_latency prototype.
6949 * genautomata.c (output_default_latencies): New.
6950 Factor its code from ...
6951 (output_internal_insn_latency_func): ... here.
6952 (output_internal_maximal_insn_latency_func): New.
6953 (output_maximal_insn_latency_func): New.
6954 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6955 (struct hard_reg_set_iterator): New.
6956 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6957 hard_reg_set_iter_next): New functions.
6958 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6959 * lists.c (remove_free_INSN_LIST_node,
6960 remove_free_EXPR_LIST_node): New functions.
6961 * loop-init.c (loop_optimizer_init): When
6962 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6963 calling create_preheaders.
6964 (loop_optimizer_finalize): Do not verify flow info after reload.
6965 * recog.c (validate_replace_rtx_1): New parameter simplify.
6966 Default it to true. Update all uses. Factor out simplifying
6968 (simplify_while_replacing): ... this new function.
6969 (validate_replace_rtx_part,
6970 validate_replace_rtx_part_nosimplify): New.
6971 * recog.h (validate_replace_rtx_part,
6972 validate_replace_rtx_part_nosimplify): Declare.
6973 * rtl.c (rtx_equal_p_cb): New.
6974 (rtx_equal_p): Use it.
6975 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6976 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6977 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6978 * vecprim.h: Add a vector type for unsigned int.
6979 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6980 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6981 ready_try, cycle_issued_insns, spec_info): Make global.
6982 (readyp): Initialize.
6983 (dfa_lookahead): New global variable.
6984 (old_max_uid, old_last_basic_block): Remove.
6985 (h_i_d): Make it a vector.
6986 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6988 (after_recovery, adding_bb_to_current_region_p):
6989 New variables to handle correct insertion of the recovery code.
6990 (struct ready_list): Move declaration to sched-int.h.
6991 (rgn_n_insns): Removed.
6992 (rtx_vec_t): Move to sched-int.h.
6993 (find_insn_reg_weight): Remove.
6994 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6995 (haifa_init_h_i_d, haifa_finish_h_i_d):
6996 New functions to initialize / finalize haifa instruction data.
6997 (extend_h_i_d, init_h_i_d): Rewrite.
6998 (unlink_other_notes): Move logic to add_to_note_list. Handle
6999 selective scheduler.
7000 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7001 find_fallthru_edge): Make global, remove static prototypes.
7002 (max_issue): Make global. Add privileged_n and state parameters. Use
7004 (extend_global, extend_all): Removed.
7005 (init_before_recovery): Add new param. Fix the handling of the case
7006 when we insert a recovery code before the EXIT which has a predecessor
7007 with a fallthrough edge to it.
7008 (create_recovery_block): Make global. Rename to
7009 sched_create_recovery_block. Update.
7010 (change_pattern): Rename to sched_change_pattern. Make global.
7011 (speculate_insn): Rename to sched_speculate_insn. Make global.
7012 Split haifa-specific functionality into ...
7013 (haifa_change_pattern): New static function.
7014 (sched_extend_bb): New static function.
7015 (sched_init_bbs): New function.
7016 (current_sched_info): Change type to struct haifa_sched_info.
7017 (insn_cost): Adjust for selective scheduling.
7018 (dep_cost_1): New function. Move logic from ...
7019 (dep_cost): ... here.
7020 (dep_cost): Use dep_cost_1.
7021 (contributes_to_priority_p): Use sched_deps_info instead of
7023 (priority): Adjust to work with selective scheduling. Process the
7024 corner case when all dependencies don't contribute to priority.
7025 (rank_for_schedule): Use ds_weak instead of dep_weak.
7026 (advance_state): New function. Move logic from ...
7027 (advance_one_cycle): ... here.
7028 (add_to_note_list, concat_note_lists): New functions.
7029 (rm_other_notes): Make static. Adjust for selective scheduling.
7030 (remove_notes, restore_other_notes): New functions.
7031 (move_insn): Add two arguments. Update assert. Don't call
7033 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7034 Remove more_issue, max_points. Move the code to initialize
7035 max_lookahead_tries to max_issue.
7036 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7037 ready. Adjust use of move_insn. Call restore_other_notes.
7039 (sched_init, sched_finish): Move Haifa-specific initialization/
7041 (haifa_sched_init, haifa_sched_finish): ... respectively.
7043 (setup_sched_dump): New function.
7044 (haifa_init_only_bb): New static function.
7045 (haifa_speculate_insn): New static function.
7046 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7047 (extend_ready, extend_all): Remove.
7048 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7049 (create_check_block_twin, add_to_speculative_block): Use
7050 haifa_insns_init instead of extend_global. Update to use new
7051 initialization functions. Change parameter. Factor out code from
7052 create_check_block_twin to ...
7053 (sched_create_recovery_edges) ... this new function.
7054 (add_block): Remove.
7055 (sched_scan_info): New.
7056 (extend_bb): Use sched_scan_info.
7057 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7058 static functions for walking through scheduling region.
7059 (sched_luids): New vector variable to replace uid_to_luid.
7060 (luids_extend_insn): New function.
7061 (sched_max_luid): New variable.
7062 (luids_init_insn): New function.
7063 (sched_init_luids, sched_finish_luids): New functions.
7064 (insn_luid): New debug function.
7065 (sched_extend_target): New function.
7066 (haifa_init_insn): New static function.
7067 (sched_init_only_bb): New hook.
7068 (sched_split_block): New hook.
7069 (sched_split_block_1): New function.
7070 (sched_create_empty_bb): New hook.
7071 (sched_create_empty_bb_1): New function.
7072 (common_sched_info, ready): New global variables.
7073 (current_sched_info_var): Remove.
7074 (move_block_after_check): Use common_sched_info.
7075 (haifa_luid_for_non_insn): New static function.
7076 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7077 (increase_insn_priority): New.
7078 * modulo-sched.c: (issue_rate): Remove static declaration.
7079 (sms_sched_info): Change type to haifa_sched_info.
7080 (sms_sched_deps_info, sms_common_sched_info): New variables.
7081 (setup_sched_infos): New.
7082 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7083 Do not call regstat_free_calls_crossed.
7084 (sms_print_insn): Use const_rtx.
7085 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7086 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7087 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7088 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7089 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7090 current_sched_info to use it.
7091 (enum reg_pending_barrier_mode): Move to sched-int.h.
7092 (h_d_i_d): New variable. Initialize to NULL.
7093 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7095 (estimate_dep_weak): Remove static declaration.
7096 (sched_has_condition_p): New function. Adjust users of
7097 sched_get_condition to use it instead.
7098 (conditions_mutex_p): Add arguments indicating which conditions are
7100 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7101 argument to indicate whether returned condition is reversed. Do not
7102 generate new rtx when condition should be reversed; indicate it by
7103 setting new argument instead.
7104 (add_dependence_list_and_free): Add deps parameter.
7105 Update all users. Do not free dependence list when
7106 deps context is readonly.
7107 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7109 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7110 (remove_from_deps): New. Use the above functions.
7111 (cur_insn, can_start_lhs_rhs_p): New static variables.
7112 (add_or_update_back_dep_1): Initialize present_dep_type.
7113 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7114 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7115 haifa_note_dep): New functions implementing dependence hooks for
7116 the Haifa scheduler.
7117 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7118 note_dep): New functions.
7119 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7121 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7122 (free_deps): Initialize deps->reg_last.
7123 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7124 sched_analyze_insn): Update to use dependency hooks infrastructure
7125 and readonly contexts.
7126 (deps_analyze_insn): New function. Move part of logic from ...
7127 (sched_analyze): ... here. Also move some logic to ...
7128 (deps_start_bb): ... here. New function.
7129 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7131 (sched_deps_init): New function. Move code from ...
7132 (init_dependency_caches): ... here. Remove.
7133 (init_deps_data_vector): New.
7134 (sched_deps_finish): New function. Move code from ...
7135 (free_dependency_caches): ... here. Remove.
7136 (init_deps_global, finish_deps_global): Adjust for use with
7137 selective scheduling.
7138 (get_dep_weak): Move logic to ...
7139 (get_dep_weak_1): New function.
7140 (ds_merge): Move logic to ...
7141 (ds_merge_1): New static function.
7142 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7143 (ds_get_max_dep_weak): New function.
7144 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7145 (n_insns): Rename to rgn_n_insns.
7146 (debug_ebb_dependencies): New function.
7147 (init_ready_list): Use it.
7148 (begin_schedule_ready): Use sched_init_only_bb.
7149 (ebb_print_insn): Indicate when an insn starts a new cycle.
7150 (contributes_to_priority, compute_jump_reg_dependencies,
7151 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7152 (add_block1): Remove to ebb_add_block.
7153 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7154 (schedule_ebb): Initialize them. Use remove_notes instead of
7155 rm_other_notes. Use haifa_local_init/finish.
7156 (schedule_ebbs): Use haifa_sched_init/finish.
7157 * sched-int.h: Include vecprim.h, remove rtl.h.
7158 (struct ready_list): Delete declaration.
7159 (sched_verbose_param, enum sched_pass_id_t,
7160 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7161 (struct sched_scan_info_def): New structure.
7162 (sched_scan_info, sched_scan, sched_init_bbs,
7163 sched_init_luids, sched_finish_luids, sched_extend_target,
7164 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7165 (struct common_sched_info_def): New.
7166 (common_sched_info, haifa_common_sched_info,
7167 sched_emulate_haifa_p): Declare.
7169 (sched_luids): Declare.
7170 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7171 (sched_max_luid, insn_luid): Declare.
7172 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7173 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7174 print_insn, print_pattern, print_value, haifa_classify_insn,
7175 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7176 setup_sched_dump, sched_init, sched_finish,
7177 sel_insn_is_speculation_check): Export.
7178 (struct ready_list): Move from haifa-sched.c.
7179 (ready_try, ready, max_issue): Export.
7180 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7181 sched_init_only_bb, sched_split_block, sched_split_block_1,
7182 sched_create_empty_bb, sched_create_empty_bb_1,
7183 sched_create_recovery_block, sched_create_recovery_edges): Export.
7184 (enum reg_pending_barrier_mode): Export.
7185 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7187 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7188 print_insn field. Move add_block and fix_recovery_cfg to
7189 common_sched_info_def. Move compute_jump_reg_dependencies,
7191 (struct sched_deps_info_def): ... this new structure.
7192 (sched_deps_info): Declare.
7193 (struct spec_info_def): Remove weakness_cutoff, add
7194 data_weakness_cutoff and control_weakness_cutoff.
7195 (spec_info): Declare.
7196 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7198 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7199 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7200 (current_sched_info): Change type to struct haifa_sched_info.
7201 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7202 (h_d_i_d): New variable.
7203 (HDID): New accessor macro.
7204 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7205 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7207 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7208 (enum SCHED_FLAGS): Update for selective scheduler.
7209 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7210 (init_dependency_caches, free_dependency_caches): Delete declarations.
7211 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7212 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7213 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7214 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7215 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7217 (rm_other_notes): Delete declaration.
7218 (schedule_block): Remove one argument.
7219 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7220 ready_element, ready_lastpos, sched_extend_ready_list,
7221 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7222 concat_note_lists): Export.
7223 (struct region): Move from sched-rgn.h.
7224 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7225 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7226 BLOCK_TO_BB, CONTAINING_RGN): Export.
7227 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7228 (current_nr_blocks, current_blocks, target_bb): Likewise.
7229 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7230 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7231 sched_rgn_local_init, extend_regions,
7232 rgn_make_new_region_out_of_new_block, compute_priorities,
7233 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7234 extend_rgns, deps_join rgn_setup_common_sched_info,
7235 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7236 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7237 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7238 increase_insn_priority): Likewise.
7239 * sched-rgn.c: Include sel-sched.h.
7240 (ref_counts): New static variable. Use it ...
7241 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7242 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7243 (sched_is_disabled_for_current_region_p): Delete static declaration.
7244 (struct region): Move to sched-int.h.
7245 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7246 ebb_head): Define and initialize.
7247 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7248 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7249 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7251 (find_single_block_region): Add new argument to indicate that EBB
7252 regions should be constructed.
7253 (debug_live): Delete declaration.
7254 (current_nr_blocks, current_blocks, target_bb):
7255 Remove static qualifiers.
7256 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7258 (init_regions): Delete declaration.
7259 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7260 rgn_estimate_number_of_insns): New.
7261 (too_large): Use estimate_number_of_insns.
7262 (haifa_find_rgns): New. Move the code from ...
7263 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7264 (free_trg_info): New.
7265 (compute_trg_info): Allocate candidate tables here instead of ...
7266 (init_ready_list): ... here.
7267 (rgn_print_insn): Use const_rtx.
7268 (contributes_to_priority, extend_regions): Delete static declaration.
7269 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7270 (add_block1): Rename to rgn_add_block.
7271 (debug_rgn_dependencies): Delete static qualifier.
7272 (new_ready): Use sched_deps_info. Simplify.
7273 (rgn_common_sched_info, rgn_const_sched_deps_info,
7274 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7276 (region_sched_info): Rename to rgn_const_sched_info.
7277 (deps_join): New, extracted from ...
7278 (propagate_deps): ... here.
7279 (compute_block_dependences, debug_dependencies): Update for selective
7281 (free_rgn_deps, compute_priorities): New functions.
7282 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7283 sched_rgn_compute_dependencies): New functions.
7284 (schedule_region): Use them.
7285 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7286 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7288 (schedule_insns): Call new functions that were split out.
7289 (rgn_make_new_region_out_of_new_block): New.
7290 (get_rgn_sched_max_insns_priority): New.
7291 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7292 scheduling when appropriate.
7293 * sched-vis.c: Include insn-attr.h.
7294 (print_value, print_pattern): Make global.
7295 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7296 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7297 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7298 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7299 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7300 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7301 hooks. Initialize them to 0.
7302 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7303 * target.h (struct gcc_target): Add them. Rename gen_check field to
7305 * flags.h (sel_sched_switch_set): Declare.
7306 * opts.c (sel_sched_switch_set): New variable.
7307 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7308 pipelining is disabled from command line.
7309 (common_handle_option): Record whether selective scheduling is
7310 requested from command line.
7311 * doc/invoke.texi: Document new flags and parameters.
7312 * doc/tm.texi: Document new target hooks.
7313 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7315 (dfa_state_size): Do not declare locally.
7316 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7317 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7318 rs6000_alloc_sched_context, rs6000_set_sched_context,
7319 rs6000_free_sched_context): New functions.
7320 (struct _rs6000_sched_context): New.
7321 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7323 (rs6000_sched_finish): Do not run for selective scheduling.
7325 2008-08-31 Jan Hubicka <jh@suse.cz>
7327 * frv.c (frv_rtx_costs): Update forward declaration.
7328 * spu.c (spu_rtx_costs): Likewise.
7329 * pdp11.c: Include df.h
7330 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7331 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7332 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7333 * iq2000.c (iq2000_address_cost): Add speed argument.
7334 (iq2000_rtx_costs): Likewise.
7335 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7336 update call of mn10300_address_cost.
7337 * mcore.c: Include df.h
7338 (mcore_rtx_costs): Update prototype.
7339 * score3.c: Include df.h
7340 (score3_rtx_costs): Remove speed argument.
7341 * score7.c: Include df.h
7342 (score7_address_cost): Remove speed argument.
7343 * score-protos.h (score_address_cost): Update prototype.
7344 * score.c: Include df.h
7345 (score_rtx_costs): Update call of costs functions.
7346 * v850.c (v850_rtx_costs): Add bool argument.
7348 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7350 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7352 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7354 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7355 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7357 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7359 * mkmap-flat.awk: Add option pe_dll.
7360 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7361 * config/i386/t-cygwin (SHLIB_LC): Add.
7362 * config/i386/t-mingw32 (SHLIB_LC): Add.
7363 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7364 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7365 (LINK_SPEC): Support libgcc_s.
7366 (LIBGCC_SPEC): Support libgcc_s.
7367 (LIBGCC_SONAME): New.
7369 2008-08-31 Jan Hubicka <jh@suse.cz>
7371 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7372 mistakely had old version of patch.
7374 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7375 (ipcp_estimate_growth): New.
7376 (ipcp_insert_stage): Use ipcp_estimate_growth.
7377 * profile.c (branch_prob): When reading failed, do not consider
7380 2008-08-31 Jan Hubicka <jh@suse.cz>
7382 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7383 loop is optimized for speed.
7385 2008-08-31 Richard Guenther <rguenther@suse.de>
7388 * fold-const.c (fold_binary): Retain conversions in folding
7391 2008-08-31 Jan Hubicka <jh@suse.cz>
7393 * postreload-gcse.c (eliminate_partially_redundant_loads):
7394 Use optimize_bb_for_size_p.
7395 * predict.c (maybe_hot_frequency_p): Make inline.
7396 (maybe_hot_count_p): Break out from ...
7397 (maybe_hot_bb_p): ... this one.
7398 (maybe_hot_edge_p): Simplify.
7399 * basic-block.h (probably_cold_bb_p): Remove.
7401 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7404 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7406 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7407 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7408 Also split V4SFmode.
7409 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7412 2008-08-31 Jan Hubicka <jh@suse.cz>
7414 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7416 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7418 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7421 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7424 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7425 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7427 2008-08-31 Jan Hubicka <jh@suse.cz>
7429 * sparc.h (BRANCH_COST): Fix macro definition.
7430 * avr.c (avr_operand_rtx_cost): Add speed argument.
7431 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7433 2008-08-31 Richard Guenther <rguenther@suse.de>
7435 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7436 types instead of operands. Re-instantiate verifying of
7437 binary expression operands.
7439 2008-08-30 Jan Hubicka <jh@suse.cz>
7441 * fwprop.c (should_replace_address): Add speed attribute.
7442 (PR_OPTIMIZE_FOR_SPEED): New flag.
7443 (propagate_rtx_1): Use it.
7444 (propagate_rtx): Set it.
7445 (try_fwprop_subst): Update call of rtx_costs.
7446 (forward_propagate_and_simplify): LIkewise.
7447 * hooks.c (hook_int_rtx_bool_0): New
7448 (hook_bool_rtx_int_int_intp_false): Replace by ...
7449 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7450 * hooks.h (hook_int_rtx_bool_0): New
7451 (hook_bool_rtx_int_int_intp_false): Replace by ...
7452 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7453 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7454 (prepare_cmp_insn): UPdate call of rtx_cost.
7455 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7456 (reload_cse_simplify_operands): Update call of rtx_cost.
7457 (reload_cse_move2add): call of rtx_cost.
7458 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7459 * rtlanal.c (rtx_cost): Add speed argument.
7460 (address_cost): Add speed argument
7461 (default_address_cost): Likewise.
7462 (insn_rtx_cost): Likewise.
7463 * cfgloopanal.c (seq_cost): Add speed argument.
7464 (target_reg_cost, target_spill_cost): Turn to array.
7465 (init_set_costs): Update for speed.
7466 (estimate_reg_pressure_cost): Add speed argument.
7467 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7468 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7469 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7470 (seq_cost): Add speed argument.
7471 (computation_cost): Add speed arugment.
7472 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7473 (force_expr_to_var_cost): Update for profile info.
7474 (force_var_cost): Likewise.
7475 (split_address_cost): Likewise.
7476 (ptr_difference_cost): Likewise.
7477 (difference_cost): Likewise.
7478 (get_computation_cost_at): Likewise.
7479 (determine_iv_cost): Likewise.
7480 (ivopts_global_cost_for_size): Likewise.
7481 (rewrite_use_address): Likewise.
7482 (tree_ssa_iv_optimize_loop): Initialize speed field.
7483 * cse.c (optimize_this_for_speed_p): New static var.
7484 (notreg_cost): Update call of rtx_cost.
7485 (cse_extended_basic_block): set optimize_this_for_speed_p.
7486 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7487 (noce_try_cmove_arith): Likewise.
7488 (noce_try_sign_mask): LIkewise.
7489 * expr.c (compress_float_constant): Update rtx_cost calls.
7490 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7492 (addr_to_parts): Likewise.
7493 (create_mem_ref): Likewise.
7494 * dse.c (find_shift_sequence): Add speed argument.
7495 (replace_read): Update call.
7496 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7497 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7498 * neg_cost, shift_cost, shiftadd_cost,
7499 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7500 mul_highpart_cost): Increase dimension.
7501 (init_expmed): Initialize for both size and speed.
7502 (expand_shift): Use profile.
7503 (synth_mult): Use profile.
7504 (choose_mult_variant): Use profile.
7505 (expand_mult): Use profile.
7506 (expand_mult_highpart_optab): Use profile.
7507 (expand_mult_highpart): Use profile.
7508 (expand_smod_pow2): Use profile.
7509 (expand_divmod): Use profile.
7510 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7512 * loop-invariant.c (create_new_invariant): Use profile.
7513 (gain_for_invariant): Add speed parameter.
7514 (best_gain_for_invariant): Likewise.
7515 (find_invariants_to_move): Likewise.
7516 (move_single_loop_invariants): Set it.
7517 * target-def.h (TARGET_RTX_COSTS): Use hook.
7518 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7519 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7520 * output.h (default_address_cost): Update prototype.
7521 * combine.c (optimize_this_for_speed_p): New static var.
7522 (combine_validate_cost): Update call of rtx_cost.
7523 (combine_instructions): Set optimize_this_for_speed_p.
7524 (expand_compound_operation): Update call of rtx_cost.
7525 (make_extraction):Update call of rtx_cost.
7526 (force_to_mode):Update call of rtx_cost.
7527 (distribute_and_simplify_rtx):Update call of rtx_cost.
7528 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7529 (estimate_reg_pressure_cost): Update prototype.
7530 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7531 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7533 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7534 (alpha_rtx_costs): Update.
7535 * config/frv/frv.c (frv_rtx_costs): Update.
7536 * config/s390/s390.c (s390_rtx_costs): Update.
7537 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7538 (m32c_rtx_costs): Update.
7539 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7540 (spu_rtx_costs): Update.
7541 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7542 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7543 * config/i386/i386.c (:ix86_address_cost): Update.
7544 (ix86_rtx_costs): Update.
7545 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7546 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7547 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7548 * config/crx/crx.c (crx_address_cost): Update.
7549 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7550 * config/stormy16/stormy16.c
7551 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7552 * config/m68hc11/m68hc11.c
7553 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7554 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7555 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7557 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7559 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7560 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7561 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7562 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7563 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7564 (mcore_rtx_costs): update.
7565 * config/score/score3.c (score3_rtx_costs): Update.
7566 * config/score/score7.c (score7_rtx_costs): Update.
7567 * config/score/score3.h (score3_rtx_costs):Update.
7568 * config/score/score7.h (score7_rtx_costs): Update.
7569 * config/score/score.c (score_rtx_costs): Update.
7570 * config/arm/arm.c (arm_address_cost): Update.
7571 (arm_rtx_costs_1): Update.
7572 (arm_rtx_costs_1): Update.
7573 (arm_size_rtx_costs): Update.
7574 (arm_size_rtx_costs): Update.
7575 (arm_size_rtx_costs): Update.
7576 (arm_xscale_rtx_costs): Update.
7577 (arm_thumb_address_cost): Update.
7578 * config/pa/pa.c (hppa_address_cost): Update.
7579 * config/mips/mips.c (mips_rtx_costs): Update.
7580 * config/vax/vax.c (vax_address_cost): Update.
7581 * config/h8300/h8300.c (h8300_shift_costs): Update.
7582 (h8300_rtx_costs): Update.
7583 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7584 (v850_rtx_costs): Update.
7585 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7586 * config/bfin/bfin.c
7587 (bfin_address_cost): Update.
7588 (bfin_rtx_costs): Update.
7589 * stmt.c (lshift_cheap_p): Update.
7591 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7594 * expmed.c (extract_bit_field_1): Check the mode size to make
7595 sure the vector modes have the same size.
7597 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7599 * dojump.c (top level): Include basic-block.h to declare
7600 optimize_insn_for_speed_p
7602 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7604 * opts.h (CL_SAVE): New option class for marking options that are
7605 target specific options usable in the target attribute.
7606 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7608 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7609 can easily find the target specific options that are safe to use
7610 in the attribute or pragma.
7612 * attribs.c (decl_attributes): Change #pragma GCC option to
7613 #pragma GCC target, and attribute((option(...))) to
7614 attribute((target(...))).
7616 * doc/extend.texi (target attribute): Change from option
7617 attribute. Delete push/pop/reset.
7618 (#pragma GCC target): Change from #pragma GCC option. Delete
7620 (#pragma GCC push_options): Document new pragma.
7621 (#pragma GCC pop_options): Document new pragma.
7622 (#pragma GCC reset_options): Document new pragma.
7624 * targhooks.c (default_target_option_valid_attribute_p): Add
7625 warning about port not supporting target attributes.
7626 (default_target_option_pragma_parse): New function, warn about
7627 #pragma GCC target not being supported.
7629 * targhooks.h (default_target_option_pragma_parse): Add
7632 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7633 TI_CURRENT_OPTION_PRAGMA.
7634 (current_target_pragma): Rename from current_option_pragma.
7636 * target.h: (struct target_option): Delete booleans for changing
7637 the optimization level on hot/cold functions. Change signature of
7638 pragma_parse hook to take a second tree.
7640 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7642 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7643 that the declaration is done at global scope.
7645 * langhooks.c (add_builtin_function_common): Move most of the code
7646 from add_builtin_function here, calling the hook passed in.
7647 (add_builtin_function): Call add_builtin_function_common with
7648 standard builtin hook.
7649 (add_builtin_function_ext_scope): New function to add builtins to
7652 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7654 (add_builtin_function_ext_scope): Add declaration.
7656 * c-pragma.c (handle_pragma_target): Rename from
7657 handle_pragma_option, #pragma GCC option is now #pragma GCC
7658 target. Move warning about port not supporting target options to
7659 default pragma parse hook. Remove push/pop/reset from this
7661 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7662 (option_stack): Delete static variable.
7663 (optimize_stack): Ditto.
7664 (optons_stack): New stack of saved target and optimization
7666 (handle_pragma_push_options): New function to handle pushing both
7667 target and optimization options.
7668 (handle_pragma_pop_options): New function to handle popping both
7669 target and optimization options.
7670 (handle_pragma_reset_options): New function to handle resetting
7671 both target and optimization options to their initial state.
7672 (init_pragma): Rename handle_pragma_option to
7673 handle_pragma_target. Add support for push_options, pop_options,
7674 and reset_options pragmas.
7676 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7677 default_target_option_pragma_parse.
7678 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7679 default_target_option_valid_attribute_p.
7680 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7681 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7682 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7683 optimization level on hot/cold functions.
7685 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7686 if the caller and callee have different optimization levels.
7688 * c-common.c (handle_target_attribute): Rename from
7689 handle_option_attribute, attribute((option(...))) is now
7690 attribute((target(...))). Move warning if the port does not
7691 support target attributes to the default hook.
7692 (handle_hot_attribute): Delete code to change the optimization
7693 level of hot functions.
7694 (handle_cold_attribute): Ditto.
7696 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7697 argument that is the binary tree options to use if there are no
7698 arguments. Call ix86_valid_target_attribute_tree instead of
7699 ix86_valid_option_attribute_tree.
7700 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7701 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7702 ix86_pragma_option_parse.
7704 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7705 Rename from ix86_valid_option_attribute_tree.
7707 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7708 new builtins when the ISA changes.
7709 (ix86_valid_target_attribute_tree): Rename from
7710 ix86_valid_option_attribute_tree. Change callers. If the
7711 function specified optimization options, use those as the starting
7712 point before setting up the target attributes. If the
7713 optimization options were changed in the course of setting the
7714 target attributes, record the new optimization options.
7715 (ix86_valid_target_attribute_tree_inner_p): Rename from
7716 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7717 ix86_add_new_builtins if the ISA changed.
7718 (ix86_valid_target_attribute_p): Rename from
7719 ix86_valid_option_attribute_p. Change callers.
7720 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7721 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7722 as delayed builtin functions.
7723 (struct builtin_isa): New structure to record builtin functions
7724 that should be delayed until the ISA for that function is used.
7725 (ix86_builtins_isa): Change from int to struct to track builtin
7726 functions we want to declare at some point.
7727 (def_builtin): If the front end can delay defining the builtin
7728 functions, don't create builtins for ISAs not part of the default
7730 (def_builtin_const): Ditto.
7731 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7732 __builtin_ia32_pcmov_v2di to be different builtin functions.
7733 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7734 a structure instead of an int.
7735 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7736 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7737 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7738 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7740 * config/ia64/ia64.h
7741 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7742 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7744 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7745 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7746 (LANG_HOOKS_INITIALIZER): Add
7747 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7749 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7752 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7753 the reload address with the index register for SFmode
7754 access with a displacement.
7756 2008-08-30 Jan Hubicka <jh@suse.cz>
7758 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7759 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7760 * dojump.c (do_jump): Likewise.
7761 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7762 (note-if_info): Add BRANCH_COST.
7763 (noce_try_store_flag_constants, noce_try_addcc,
7764 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7765 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7766 find_if_case_2): Use computed branch cost.
7767 * expr.h (BRANCH_COST): Update default.
7768 * predict.c (predictable_edge_p): New function.
7769 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7770 Update BRANCH_COST call.
7771 * basic-block.h (predictable_edge_p): Declare.
7772 * config/alpha/alpha.h (BRANCH_COST): Update.
7773 * config/frv/frv.h (BRANCH_COST): Update.
7774 * config/s390/s390.h (BRANCH_COST): Update.
7775 * config/spu/spu.h (BRANCH_COST): Update.
7776 * config/sparc/sparc.h (BRANCH_COST): Update.
7777 * config/m32r/m32r.h (BRANCH_COST): Update.
7778 * config/i386/i386.h (BRANCH_COST): Update.
7779 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7781 * config/sh/sh.h (BRANCH_COST): Update.
7782 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7783 * config/avr/avr.h (BRANCH_COST): Update.
7784 * config/crx/crx.h (BRANCH_COST): Update.
7785 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7786 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7787 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7788 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7789 * config/ia64/ia64.h (BRANCH_COST): Update.
7790 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7791 * config/arc/arc.h (BRANCH_COST): Update.
7792 * config/score/score.h (BRANCH_COST): Update.
7793 * config/arm/arm.h (BRANCH_COST): Update.
7794 * config/pa/pa.h (BRANCH_COST): Update.
7795 * config/mips/mips.h (BRANCH_COST): Update.
7796 * config/vax/vax.h (BRANCH_COST): Update.
7797 * config/h8300/h8300.h (BRANCH_COST): Update.
7798 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7799 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7800 * doc/tm.texi (BRANCH_COST): Update.
7802 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7805 * config/arm/arm.c (arm_optimization_options): Set
7806 flag_section_anchors to 2 instead of 1 to distinguish it from
7807 -fsection-anchors given explicitely on the command line.
7809 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7811 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7812 final insn of a split.
7814 2008-08-30 Jan Hubicka <jh@suse.cz>
7816 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7817 optimized for speed.
7818 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7819 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7820 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7821 flag_gcse_after_reload_set): New static vars.
7822 (common_handle_option): Enable those flags for profile-use.
7823 (decode_options): Remove optimize_size flags that are handled
7824 on higher granuality.
7825 * tree-vectorizer.c (vectorize_loops): Use
7826 optimize_loop_nest_for_speed_p.
7827 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7828 * tree-predcom.c (tree_predictive_commoning): Use
7829 optimize_loop_for_speed_p.
7830 * varasm.c (assemble_start_function): Use
7831 optimize_function_for_speed_p.
7832 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7833 * predict.c (optimize_loop_for_speed_p): Fix walk.
7835 2008-08-30 Jan Hubicka <jh@suse.cz>
7837 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7839 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7840 profile presence locally.
7842 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7845 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7846 versions before 4.0.
7848 2008-08-29 Jan Hubicka <jh@suse.cz>
7850 * tree-inline.c (insert_init_stmt): Insert sequence even when
7853 2008-08-29 Jeff Law <law@redhat.com>
7855 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7856 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7857 location and class is an FP register.
7859 2008-08-29 Jan Hubicka <jh@suse.cz>
7861 * see.c (see_merge_one_def_extension): Silence used uninitialized
7863 * matrix-reorg.c (check_allocation_function): Likewise.
7864 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7866 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7869 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7870 compute new & and | in type rather than TREE_TYPE (arg0).
7872 * dwarf2out.c (fortran_common): Update comment.
7873 (gen_variable_die): Swap com_die and var_die variables in Fortran
7874 COMMON block handling code.
7876 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7878 * dwarf2out.c (gen_const_die): New function.
7879 (size_of_die, value_format, output_die): Output larger
7880 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7881 (native_encode_initializer): New function.
7882 (tree_add_const_value_attribute): Call it.
7883 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7885 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7886 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7887 TREE_THIS_VOLATILE to add_type_attribute.
7889 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7891 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7894 * dwarf2out.c (loc_by_reference): New function.
7895 (add_location_or_const_value_attribute): Use it.
7898 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7899 as DW_TAG_variable children of DW_TAG_common_block rather than
7900 DW_TAG_member children. Put DW_AT_external to individual
7901 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7903 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7904 loc_descriptor_from_tree_1.
7908 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7909 arguments to imported_module_or_decl.
7910 (debug_nothing_tree_tree): Removed.
7911 (debug_nothing_tree_tree_tree_bool): New prototype.
7912 * debug.c (do_nothing_debug_hooks): Adjust.
7913 (debug_nothing_tree_tree): Removed.
7914 (debug_nothing_tree_tree_tree_bool): New function.
7915 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7916 (gen_variable_die): Put all common vars for the
7917 same COMMON block under one DW_TAG_common_block.
7918 (declare_in_namespace): Return new context_die, for Fortran
7919 return the module DIE instead of adding extra declarations into
7921 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7922 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7923 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7925 (dwarf2out_global_decl): Don't skip Fortran global vars.
7926 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7927 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7928 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7929 DW_TAG_imported_declaration as child of previous
7930 DW_TAG_imported_module.
7931 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7932 * sdbout.c (sdb_debug_hooks): Likewise.
7933 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7935 2008-08-29 Jan Hubicka <jh@suse.cz>
7937 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7939 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7940 * ipa-cp.c (n_cloning_candidates): New static variable.
7941 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7942 (ipcp_print_all_lattices): Improve debug output.
7943 (ipcp_cloning_candidate_p): New function.
7944 (ipcp_initialize_node_lattices): Use it.
7945 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7946 (ipcp_propagate_stage): Prettier debug output.
7947 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7948 (ipcp_print_all_structures): Remove.
7949 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7950 (ipcp_insert_stage): Prettier debug output; call
7951 cgraph_remove_unreachable_nodes before propagating.
7952 (pass_ipa_cp): Schedule function removal pass.
7953 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7955 (cgraph_maybe_hot_edge_p): Move to ...
7956 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7957 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7958 (common_handle_option): Set them; enable ipa-cp when profiling.
7959 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7960 (ipa_print_all_jump_functions): Likewise.
7961 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7962 (ipa_print_node_params, ipa_print_all_params): New.
7963 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7964 ipa_print_all_param_flags): Remove.
7965 (ipa_print_node_params, ipa_print_all_params): New.
7967 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7969 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7970 change from 2008-04-03.
7971 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7973 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7976 * ira-color.c (push_allocnos_to_stack): Truncate
7977 removed_splay_allocno_vec.
7979 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7982 * ira-color (ira_fast_allocation): Don't assign hard registers to
7985 2008-08-29 Jan Hubicka <jh@suse.cz>
7988 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7989 for cold internal loops.
7991 2008-08-29 Richard Guenther <rguenther@suse.de>
7993 * tree-ssa-structalias.c (create_variable_info_for): Do not
7994 create fields for heap vars or vars with a noalias state.
7995 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7998 2008-08-29 Richard Guenther <rguenther@suse.de>
8000 * common.opt (ftree-store-ccp): Mark as preserved for
8001 backward compatibility.
8002 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8003 * tree-pass.h (pass_store_ccp): Remove.
8004 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8005 (first_vdef): Remove declaration.
8006 (get_value_loaded_by): Likewise.
8007 * tree-ssa-ccp.c (do_store_ccp): Remove.
8008 (get_default_value): Simplify as do_store_ccp is always false
8009 now. Do not initialize mem_ref.
8010 (set_value_varying): Likewise.
8011 (canonicalize_float_value): Likewise.
8012 (set_lattice_value): Likewise.
8013 (likely_value): Likewise.
8014 (surely_varying_stmt_p): Likewise.
8015 (ccp_initialize): Likewise.
8016 (ccp_lattice_meet): Likewise.
8017 (ccp_visit_phi_node): Likewise.
8018 (ccp_fold): Likewise.
8019 (evaluate_stmt): Likewise.
8020 (visit_assignment): Likewise.
8021 (ccp_visit_stmt): Likewise.
8022 (execute_ssa_ccp): Fold into ...
8023 (do_ssa_ccp): ... this.
8024 (do_ssa_store_ccp): Remove.
8025 (gate_store_ccp): Likewise.
8026 (pass_store_ccp): Likewise.
8027 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8029 * tree-ssa-propagate.c (first_vdef): Remove.
8030 (get_value_loaded_by): Likewise.
8031 (replace_vuses_in): Likewise.
8032 (substitute_and_fold): Do not call replace_vuses_in.
8033 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8035 2008-08-29 Richard Guenther <rguenther@suse.de>
8038 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8039 PARAM_NOALIAS tags with is_heapvar.
8040 * tree-ssa-operands.c (access_can_touch_variable): Offset
8041 based tests do not apply for heapvars. Fix offset test.
8043 2008-08-29 Jan Hubicka <jh@suse.cz>
8045 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8046 (-fipa-cp-clone): Enabled by default at -O3.
8047 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8048 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8050 2008-08-29 Jan Hubicka <jh@suse.cz>
8052 * tree.c (build_function_type_skip_args,
8053 build_function_decl_skip_args): New functions.
8054 * tree.h (build_function_type_skip_args,
8055 build_function_decl_skip_args): Declare.
8056 * gimple.c (giple_copy_call_skip_args): New function.
8057 (giple_copy_call_skip_args): Declare.
8059 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8060 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8061 (ipcp_node_modifiable_p): ... this one; use
8062 tree_versionable_function_p.
8063 (ipcp_create_replace_map): Improve debug output.
8064 (ipcp_need_redirect_p): Return false when not clonning.
8065 (ipcp_update_callgraph): Skip args.
8066 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8068 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8069 (save_inline_function_body): Update call of tree_function_versioning.
8070 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8071 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8073 (tree_function_versioning): Likewise.
8074 * tree-inline.h (tree_function_versioning): Update prototype.
8076 2008-08-29 Jan Hubicka <jh@suse.cz>
8078 * loop-unswitch.c (unswitch_single_loop): Use
8079 optimize_loop_for_speed_p.
8080 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8081 Use optimize_function_for_size_p.
8082 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8083 * postreload-gcse.c (eliminate_partially_redundant_load):
8084 Use optimize_bb_for_size_p.
8085 * value-prof.c (gimple_divmod_fixed_value_transform,
8086 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8087 gimple_stringops_transform): Use optimize_bb_for_size_p.
8088 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8089 * final.c (compute_alignments): Use optimize_function_for_size_p.
8090 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8091 (fold_builtin_strcpy, fold_builtin_fputs): Use
8092 optimize_function_for_size_p.
8093 * fold-const.c (tree_swap_operands_p): Use
8094 optimize_function_for_size_p.
8095 * recog.c (relax_delay_slots): Likewise.
8096 * tree-ssa-math-opts.c (replace_reciprocal):
8097 Use optimize_bb_for_speed_p.
8098 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8099 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8100 optimize_function_for_size_p.
8101 (cgraph_decide_inlining_of_small_function): Use
8102 optimize_function_for_size_p.
8103 * global.c (find_reg): Use optimize_function_for_size_p.
8104 * opts.c (decode_options): Do not clear flag_tree_ch,
8105 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8106 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8107 work it out from profile.
8108 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8109 optimize_loop_for_speed_p.
8110 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8112 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8113 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8114 * tree-eh.c (decide_copy_try_finally): Use
8115 optimize_function_for_size_p.
8116 * local-alloc.c (block_alloc): Pass BB pointer.
8117 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8118 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8119 * loop-unroll.c (decide_unrolling_and_peeling):
8120 Use optimize_loop_for_size_p.
8121 (decide_peel_completely): Likewise.
8122 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8123 optimize_loop_for_size_p.
8124 (vect_enhance_data_refs_alignment): Likewise.
8125 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8126 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8128 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8129 (try_crossjump_bb): Use optimize_bb_for_size_p.
8130 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8131 optimize_loop_for_speed_p.
8132 * bb-reorder.c (find_traces_1_round): Likewise.
8133 (copy_bb): Use optimize_bb_for_speed_p.
8134 (duplicate_computed_gotos): Likewise.
8135 * basic-block.h (optimize_loop_nest_for_size_p,
8136 optimize_loop_nest_for_speed_p): New.
8137 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8139 2008-08-29 Tristan Gingold <gingold@adacore.com>
8141 * gcov.c (main): Call expandargv.
8143 2008-08-29 Jan Hubicka <jh@suse.cz>
8145 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8147 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8149 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8150 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8152 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8154 2008-08-29 Jan Hubicka <jh@suse.cz>
8156 * tree-pass.h (pass_strip_predict_hints): Declare.
8157 * predict.c (strip_builtin_expect): Rename to ...
8158 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8159 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8160 (tree_estimate_probability): Do not strip builtin_expect.
8161 (pass_strip_predict_hints): New pass.
8162 * tree-inline.c (expand_call_inline): When inlining cold function,
8163 predict it as unlikely.
8164 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8166 2008-08-29 Richard Guenther <rguenther@suse.de>
8168 PR tree-optimization/37207
8169 * tree-vrp.c (extract_range_from_binary_expr): Also try
8170 to constant fold if only one of the operands is a constant.
8172 2008-08-29 Nick Clifton <nickc@redhat.com>
8174 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8175 the same way as SYMBOL_REFs.
8177 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8179 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8181 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8183 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8184 * config/mips/mips.md (branch_likely): Remove const. Fix
8186 (define_delay for type "branch"): Change to only apply for branch
8187 with likely variant.
8188 (define_delay for type "branch" and "branch_likely" no). New delay
8190 (equality_op): New code iterator.
8191 (bbv, bbinv): New code attributes.
8192 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8195 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8196 Andrew Pinski <pinskia@gcc.gnu.org>
8199 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8201 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8203 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8204 rule that a symbolic constant must be defined and >= 0 for the
8205 corresponding facility to be present at compile-time.
8206 * gthr-posix.c: Likewise.
8208 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8210 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8211 * config/mips/mips.md (D): New mode attribute.
8212 (mulsi3, muldi3): Merge it into ...
8213 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8214 (muldi3_mul3): New pattern.
8215 (mulsi3_mult3): Rename to mulsi3_mul3.
8217 2008-08-28 Jan Hubicka <jh@suse.cz>
8219 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8221 * predict.c (always_optimize_for_size_p): Rename to ...
8222 (optimize_function_for_size): ... this one; make extern.
8223 (optimize_function_for_speed_p): New.
8224 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8225 optimize_edge_for_size_p,optimize_edge_for_size_p,
8226 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8227 * basic-block.h (optimize_function_for_size_p,
8228 optimize_function_for_speed_p): Declare.
8229 * i386.md (optimize_size checks): Replace them by appropriate
8231 (standard_80387_constant_p, ix86_compute_frame_layout,
8232 ix86_expand_epilogue, ix86_decompose_address,
8233 print_operand, emit_i387_cw_initialization,
8234 inline_memory_move_cost, ix86_pad_returns,
8235 ix86_reorg): Replace optimize_size checks.
8237 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8239 * rtl.h (simplify_subreg_regno): Declare.
8240 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8241 * simplify-rtx.c (simplify_subreg): ...here.
8242 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8243 subreg_offset_representable_p.
8245 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8248 * c-typeck.c (convert_for_assignment): Give a note describing what
8249 was passed and what was expected.
8251 2008-08-28 Joey Ye <joey.ye@intel.com>
8253 * doc/extend.texi: Document AVX built-in functions.
8254 * doc/invoke.texi: Document -mavx.
8256 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8257 Joey Ye <joey.ye@intel.com>
8258 Xuepeng Guo <xuepeng.guo@intel.com>
8260 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8262 * config/i386/cpuid.h (bit_FMA): New.
8263 (bit_XSAVE): Likewise.
8264 (bit_OSXSAVE): Likewise.
8265 (bit_AVX): Likewise.
8267 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8268 define. Use ASM_OUTPUT_AVX_PREFIX.
8270 * config/i386/gmmintrin.h: New.
8272 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8273 (OPTION_MASK_ISA_AVX_SET): New.
8274 (OPTION_MASK_ISA_FMA_SET): Likewise.
8275 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8276 (OPTION_MASK_ISA_FMA_SET): Likewise.
8277 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8278 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8279 (pta_flags): Add PTA_AVX and PTA_FMA.
8280 (override_options): Handle PTA_AVX and PTA_FMA.
8281 (init_cumulative_args): Handle warn_avx.
8282 (classify_argument): Return 0 for COImode and OImode. Return
8283 1 and X86_64_AVX_CLASS for 256bit vector types.
8284 (examine_argument): Handle X86_64_AVX_CLASS.
8285 (construct_container): Likewise.
8286 (function_arg_advance_32): Pass OImode and 256bit vector types
8288 (function_arg_advance_64): Take a new argument to indicate if a
8289 parameter is named. Handle 256bit vector types. Return
8290 immediately for unnamed 256bit vector mode parameters.
8291 (function_arg_advance): Updated.
8292 (function_arg_32): Add comments for TImode. Handle OImode
8293 and 256bit vector types.
8294 (function_arg_64): Take a new argument to indicate if a
8295 parameter is named. Handle 256bit vector types. Return NULL
8296 for unnamed 256bit vector mode parameters.
8297 (function_arg): Updated.
8298 (setup_incoming_varargs_64): Support
8299 AVX encoding for *sse_prologue_save_insn.
8300 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8301 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8302 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8303 enabled, otherwise return -3.
8304 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8306 (print_reg): Support AVX registers. Handle 'x' and 't'.
8307 Handle 'd' to duplicate the operand.
8308 (print_operand): Likewise. Also support AVX vector compare
8310 (output_387_binary_op): Support AVX.
8311 (output_fp_compare): Likewise.
8312 (ix86_expand_vector_move_misalign): Likewise.
8313 (ix86_attr_length_vex_default): New.
8314 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8315 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8316 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8317 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8318 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8319 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8320 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8321 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8322 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8323 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8324 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8325 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8326 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8327 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8328 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8329 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8330 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8331 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8332 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8333 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8334 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8335 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8336 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8337 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8338 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8339 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8340 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8341 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8342 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8343 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8344 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8345 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8346 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8347 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8348 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8349 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8350 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8351 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8352 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8353 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8354 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8355 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8356 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8357 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8358 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8359 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8360 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8361 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8362 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8363 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8364 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8365 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8366 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8367 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8368 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8369 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8370 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8371 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8372 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8373 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8374 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8375 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8376 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8377 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8378 and IX86_BUILTIN_MOVMSKPS256,
8379 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8380 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8381 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8382 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8383 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8384 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8385 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8386 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8387 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8388 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8389 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8390 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8391 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8392 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8393 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8394 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8395 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8396 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8397 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8398 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8399 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8400 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8401 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8402 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8403 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8404 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8405 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8406 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8407 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8408 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8409 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8410 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8411 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8412 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8413 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8414 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8415 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8416 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8417 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8418 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8419 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8420 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8421 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8422 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8423 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8424 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8425 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8426 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8427 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8428 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8429 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8430 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8431 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8432 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8433 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8434 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8435 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8436 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8438 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8439 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8440 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8441 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8442 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8443 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8444 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8445 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8446 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8447 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8448 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8449 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8450 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8451 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8452 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8453 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8454 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8455 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8456 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8457 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8458 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8459 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8460 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8461 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8462 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8463 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8464 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8465 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8466 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8467 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8468 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8469 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8470 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8471 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8472 IX86_BUILTIN_MOVMSKPS256.
8473 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8474 (ix86_expand_args_builtin): Likewise.
8475 (ix86_expand_special_args_builtin): Likewise.
8476 (ix86_hard_regno_mode_ok): Handle AVX modes.
8477 (ix86_expand_vector_init_duplicate): Likewise.
8478 (ix86_expand_vector_init_one_nonzero): Likewise.
8479 (ix86_expand_vector_init_one_var): Likewise.
8480 (ix86_expand_vector_init_concat): Likewise.
8481 (ix86_expand_vector_init_general): Likewise.
8482 (ix86_expand_vector_set): Likewise.
8483 (ix86_vector_mode_supported_p): Likewise.
8484 (x86_extended_reg_mentioned_p): Check INSN_P before using
8487 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8488 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8490 * config/i386/i386.h (TARGET_AVX): New.
8491 (TARGET_FMA): Likewise.
8492 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8493 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8494 (VALID_AVX256_REG_MODE): New.
8495 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8496 (AVX_FLOAT_MODE_P): Likewise.
8497 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8498 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8499 (AVX_VEC_FLOAT_MODE_P): Likewise.
8500 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8501 (ASM_OUTPUT_OPCODE): Likewise.
8502 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8504 (SSE_REG_MODE_P): Allow 256bit vector modes.
8505 (ix86_args): Add a warn_avx field.
8507 * config/i386/i386.md (UNSPEC_PCMP): New.
8508 (UNSPEC_VPERMIL): Likewise.
8509 (UNSPEC_VPERMIL2): Likewise.
8510 (UNSPEC_VPERMIL2F128): Likewise.
8511 (UNSPEC_MASKLOAD): Likewise.
8512 (UNSPEC_MASKSTORE): Likewise.
8513 (UNSPEC_CAST): Likewise.
8514 (UNSPEC_VTESTP): Likewise.
8515 (UNSPECV_VZEROALL): Likewise.
8516 (UNSPECV_VZEROUPPER): Likewise.
8517 (XMM0_REG): Likewise.
8518 (XMM1_REG): Likewise.
8519 (XMM2_REG): Likewise.
8520 (XMM3_REG): Likewise.
8521 (XMM4_REG): Likewise.
8522 (XMM5_REG): Likewise.
8523 (XMM6_REG): Likewise.
8524 (XMM8_REG): Likewise.
8525 (XMM9_REG): Likewise.
8526 (XMM10_REG): Likewise.
8527 (XMM11_REG): Likewise.
8528 (XMM12_REG): Likewise.
8529 (XMM13_REG): Likewise.
8530 (XMM14_REG): Likewise.
8531 (XMM15_REG): Likewise.
8533 (prefix_vex_imm8): Likewise.
8534 (prefix_vex_w): Likewise.
8535 (length_vex): Likewise.
8538 (*avx_ashlti3): Likewise.
8539 (*avx_lshrti3): Likewise.
8540 (*avx_setcc<mode>): Likewise.
8541 (*fop_<mode>_comm_mixed_avx): Likewise.
8542 (*fop_<mode>_comm_avx): Likewise.
8543 (*fop_<mode>_1_mixed_avx): Likewise.
8544 (*fop_<mode>_1_avx): Likewise.
8545 (*avx_<code><mode>3): Likewise.
8546 (*avx_ieee_smin<mode>3): Likewise.
8547 (*avx_ieee_smax<mode>3): Likewise.
8548 (mode): Add OI, V8SF and V4DF.
8549 (length): Support VEX prefix.
8550 (*cmpfp_i_mixed): Set prefix attribute.
8551 (*cmpfp_i_sse): Likewise.
8552 (*cmpfp_iu_mixed): Likewise.
8553 (*cmpfp_iu_sse): Likewise.
8554 (*movsi_1): Support AVX.
8555 (*movdi_2): Likewise.
8556 (*movdi_1_rex64): Likewise.
8557 (*movti_internal): Likewise.
8558 (*movti_rex64): Likewise.
8559 (*movsf_1): Likewise.
8560 (*movdf_nointeger): Likewise.
8561 (*movdf_integer_rex64): Likewise.
8562 (*movtf_internal): Likewise.
8563 (zero_extendsidi2_32): Likewise.
8564 (zero_extendsidi2_rex64): Likewise.
8565 (*extendsfdf2_mixed): Likewise.
8566 (*extendsfdf2_sse): Likewise.
8567 (*truncdfsf_fast_mixed): Likewise.
8568 (*truncdfsf_fast_sse): Likewise.
8569 (*truncdfsf_mixed): Likewise.
8570 (fix_trunc<mode>di_sse): Likewise.
8571 (fix_trunc<mode>si_sse): Likewise.
8572 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8573 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8574 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8575 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8576 (*rcpsf2_sse): Likewise.
8577 (*rsqrtsf2_sse): Likewise.
8578 (*sqrt<mode>2_sse): Likewise.
8579 (sse4_1_round<mode>2): Likewise.
8580 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8581 Support AVX. Set length attribute properly for AVX.
8583 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8584 (VECTOR_MODES (FLOAT, 32)): Likewise.
8585 (VECTOR_MODE (INT, DI, 8)): Likewise.
8586 (VECTOR_MODE (INT, HI, 32)): Likewise.
8587 (VECTOR_MODE (INT, QI, 64)): Likewise.
8588 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8589 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8590 (VECTOR_MODE (INT, DI, 4)): Removed.
8591 (VECTOR_MODE (INT, SI, 8)): Likewise.
8592 (VECTOR_MODE (INT, HI, 16)): Likewise.
8593 (VECTOR_MODE (INT, QI, 32)): Likewise.
8594 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8595 (INT_MODE (OI, 32)): Likewise.
8597 * config/i386/i386.opt (mavx): New.
8600 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8602 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8603 (*mov<mode>_internal_avx): New.
8604 (*movv2sf_internal_rex64_avx): Likewise.
8605 (*movv2sf_internal_avx): Likewise.
8607 * config/i386/predicates.md (const_4_to_5_operand): New.
8608 (const_6_to_7_operand): Likewise.
8609 (const_8_to_11_operand): Likewise.
8610 (const_12_to_15_operand): Likewise.
8611 (avx_comparison_float_operator): Likewise.
8613 * config/i386/sse.md (AVX256MODEI): New.
8614 (AVX256MODE): Likewise.
8615 (AVXMODEQI): Likewise.
8616 (AVXMODE): Likewise.
8617 (AVX256MODEF2P): Likewise.
8618 (AVX256MODE2P): Likewise.
8619 (AVX256MODE4P): Likewise.
8620 (AVX256MODE8P): Likewise.
8621 (AVXMODEF2P): Likewise.
8622 (AVXMODEF4P): Likewise.
8623 (AVXMODEDCVTDQ2PS): Likewise.
8624 (AVXMODEDCVTPS2DQ): Likewise.
8625 (avxvecmode): Likewise.
8626 (avxvecpsmode): Likewise.
8627 (avxhalfvecmode): Likewise.
8628 (avxscalarmode): Likewise.
8629 (avxcvtvecmode): Likewise.
8630 (avxpermvecmode): Likewise.
8631 (avxmodesuffixf2c): Likewise.
8632 (avxmodesuffixp): Likewise.
8633 (avxmodesuffixs): Likewise.
8634 (avxmodesuffix): Likewise.
8635 (vpermilbits): Likewise.
8636 (pinsrbits): Likewise.
8637 (mov<mode>): Likewise.
8638 (*mov<mode>_internal): Likewise.
8639 (push<mode>1): Likewise.
8640 (movmisalign<mode>): Likewise.
8641 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8642 (avx_movdqu<avxmodesuffix>): Likewise.
8643 (avx_lddqu<avxmodesuffix>): Likewise.
8644 (<plusminus_insn><mode>3): Likewise.
8645 (*avx_<plusminus_insn><mode>3): Likewise.
8646 (*avx_vm<plusminus_insn><mode>3): Likewise.
8647 (mul<mode>3): Likewise.
8648 (*avx_mul<mode>3): Likewise.
8649 (*avx_vmmul<mode>3): Likewise.
8650 (divv8sf3): Likewise.
8651 (divv4df3): Likewise.
8652 (avx_div<mode>3): Likewise.
8653 (*avx_div<mode>3): Likewise.
8654 (*avx_vmdiv<mode>3): Likewise.
8655 (avx_rcpv8sf2): Likewise.
8656 (*avx_vmrcpv4sf2): Likewise.
8657 (sqrtv8sf2): Likewise.
8658 (avx_sqrtv8sf2): Likewise.
8659 (*avx_vmsqrt<mode>2): Likewise.
8660 (rsqrtv8sf2): Likewise.
8661 (avx_rsqrtv8sf2): Likewise.
8662 (*avx_vmrsqrtv4sf2): Likewise.
8663 (<code><mode>3): Likewise.
8664 (*avx_<code><mode>3_finite): Likewise.
8665 (*avx_<code><mode>3): Likewise.
8666 (*avx_vm<code><mode>3): Likewise.
8667 (*avx_ieee_smin<mode>3): Likewise.
8668 (*avx_ieee_smax<mode>3): Likewise.
8669 (avx_addsubv8sf3): Likewise.
8670 (avx_addsubv4df3): Likewise.
8671 (*avx_addsubv4sf3): Likewise.
8672 (*avx_addsubv2df3): Likewise.
8673 (avx_h<plusminus_insn>v4df3): Likewise.
8674 (avx_h<plusminus_insn>v8sf3): Likewise.
8675 (*avx_h<plusminus_insn>v4sf3): Likewise.
8676 (*avx_h<plusminus_insn>v2df3): Likewise.
8677 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8678 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8679 (*avx_maskcmp<mode>3): Likewise.
8680 (avx_nand<mode>3): Likewise.
8681 (*avx_<code><mode>3): Likewise.
8682 (*avx_nand<mode>3): Likewise.
8683 (*avx_<code><mode>3): Likewise.
8684 (*avx_cvtsi2ss): Likewise.
8685 (*avx_cvtsi2ssq): Likewise.
8686 (*avx_cvtsi2sd): Likewise.
8687 (*avx_cvtsi2sdq): Likewise.
8688 (*avx_cvtsd2ss): Likewise.
8689 (avx_cvtss2sd): Likewise.
8690 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8691 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8692 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8693 (*avx_cvtsi2sd): Likewise.
8694 (*avx_cvtsi2sdq): Likewise.
8695 (avx_cvtdq2pd256): Likewise.
8696 (avx_cvtpd2dq256): Likewise.
8697 (avx_cvttpd2dq256): Likewise.
8698 (*avx_cvtsd2ss): Likewise.
8699 (*avx_cvtss2sd): Likewise.
8700 (avx_cvtpd2ps256): Likewise.
8701 (avx_cvtps2pd256): Likewise.
8702 (*avx_movhlps): Likewise.
8703 (*avx_movlhps): Likewise.
8704 (avx_unpckhps256): Likewise.
8705 (*avx_unpckhps): Likewise.
8706 (avx_unpcklps256): Likewise.
8707 (*avx_unpcklps): Likewise.
8708 (avx_movshdup256): Likewise.
8709 (avx_movsldup256): Likewise.
8710 (avx_shufps256): Likewise.
8711 (avx_shufps256_1): Likewise.
8712 (*avx_shufps_<mode>): Likewise.
8713 (*avx_loadhps): Likewise.
8714 (*avx_storelps): Likewise.
8715 (*avx_loadlps): Likewise.
8716 (*avx_movss): Likewise.
8717 (*vec_dupv4sf_avx): Likewise.
8718 (*vec_concatv2sf_avx): Likewise.
8719 (*vec_concatv4sf_avx): Likewise.
8720 (*vec_setv4sf_0_avx): Likewise.
8721 (*vec_setv4sf_avx): Likewise.
8722 (*avx_insertps): Likewise.
8723 (avx_vextractf128<mode>): Likewise.
8724 (vec_extract_lo_<mode>): Likewise.
8725 (vec_extract_hi_<mode>): Likewise.
8726 (vec_extract_lo_<mode>): Likewise.
8727 (vec_extract_hi_<mode>): Likewise.
8728 (vec_extract_lo_v16hi): Likewise.
8729 (vec_extract_hi_v16hi): Likewise.
8730 (vec_extract_lo_v32qi): Likewise.
8731 (vec_extract_hi_v32qi): Likewise.
8732 (avx_unpckhpd256): Likewise.
8733 (*avx_unpckhpd): Likewise.
8734 (avx_movddup256): Likewise.
8735 (*avx_movddup): Likewise.
8736 (avx_unpcklpd256): Likewise.
8737 (*avx_unpcklpd): Likewise.
8738 (avx_shufpd256): Likewise.
8739 (avx_shufpd256_1): Likewise.
8740 (*avx_punpckhqdq): Likewise.
8741 (*avx_punpcklqdq): Likewise.
8742 (*avx_shufpd_<mode>): Likewise.
8743 (*avx_storehpd): Likewise.
8744 (*avx_loadhpd): Likewise.
8745 (*avx_loadlpd): Likewise.
8746 (*avx_movsd): Likewise.
8747 (*vec_concatv2df_avx): Likewise.
8748 (*avx_<plusminus_insn><mode>3): Likewise.
8749 (*avx_<plusminus_insn><mode>3): Likewise.
8750 (*avx_mulv8hi3): Likewise.
8751 (*avxv8hi3_highpart): Likewise.
8752 (*avx_umulv8hi3_highpart): Likewise.
8753 (*avx_umulv2siv2di3): Likewise.
8754 (*avx_mulv2siv2di3): Likewise.
8755 (*avx_pmaddwd): Likewise.
8756 (*avx_mulv4si3): Likewise.
8757 (*avx_ashr<mode>3): Likewise.
8758 (*avx_lshr<mode>3): Likewise.
8759 (*avx_ashl<mode>3): Likewise.
8760 (*avx_<code><mode>3): Likewise.
8761 (*avx_eq<mode>3): Likewise.
8762 (*avx_gt<mode>3): Likewise.
8763 (*avx_nand<mode>3): Likewise.
8764 (*avx_nand<mode>3): Likewise.
8765 (*avx_<code><mode>3): Likewise.
8766 (*avx_<code><mode>3): Likewise.
8767 (*avx_packsswb): Likewise.
8768 (*avx_packssdw): Likewise.
8769 (*avx_packuswb): Likewise.
8770 (*avx_punpckhbw): Likewise.
8771 (*avx_punpcklbw): Likewise.
8772 (*avx_punpckhwd): Likewise.
8773 (*avx_punpcklwd): Likewise.
8774 (*avx_punpckhdq): Likewise.
8775 (*avx_punpckldq): Likewise.
8776 (*avx_pinsr<avxmodesuffixs>): Likewise.
8777 (*avx_pinsrq): Likewise.
8778 (*avx_loadld): Likewise.
8779 (*vec_extractv2di_1_rex64_avx): Likewise.
8780 (*vec_extractv2di_1_avx): Likewise.
8781 (*vec_dupv2di_avx): Likewise.
8782 (*vec_concatv2si_avx): Likewise.
8783 (*vec_concatv4si_1_avx): Likewise.
8784 (*vec_concatv2di_avx): Likewise.
8785 (*vec_concatv2di_rex64_avx): Likewise.
8786 (*avx_uavgv16qi3): Likewise.
8787 (*avx_uavgv8hi3): Likewise.
8788 (*avx_psadbw): Likewise.
8789 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8790 (*avx_phaddwv8hi3): Likewise.
8791 (*avx_phadddv4si3): Likewise.
8792 (*avx_phaddswv8hi3): Likewise.
8793 (*avx_phsubwv8hi3): Likewise.
8794 (*avx_phsubdv4si3): Likewise.
8795 (*avx_phsubswv8hi3): Likewise.
8796 (*avx_pmaddubsw128): Likewise.
8797 (*avx_pmulhrswv8hi3): Likewise.
8798 (*avx_pshufbv16qi3): Likewise.
8799 (*avx_psign<mode>3): Likewise.
8800 (*avx_palignrti): Likewise.
8801 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8802 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8803 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8804 (*avx_mpsadbw): Likewise.
8805 (*avx_packusdw): Likewise.
8806 (*avx_pblendvb): Likewise.
8807 (*avx_pblendw): Likewise.
8808 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8809 (avx_ptest256): Likewise.
8810 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8811 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8812 (*avx_aesenc): Likewise.
8813 (*avx_aesenclast): Likewise.
8814 (*avx_aesdec): Likewise.
8815 (*avx_aesdeclast): Likewise.
8816 (avx_vzeroupper): Likewise.
8817 (avx_vzeroupper_rex64): Likewise.
8818 (avx_vpermil<mode>): Likewise.
8819 (avx_vpermilvar<mode>3): Likewise.
8820 (avx_vpermil2<mode>3): Likewise.
8821 (avx_vperm2f128<mode>3): Likewise.
8822 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8823 (avx_vbroadcastss256): Likewise.
8824 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8825 (avx_vinsertf128<mode>): Likewise.
8826 (vec_set_lo_<mode>): Likewise.
8827 (vec_set_hi_<mode>): Likewise.
8828 (vec_set_lo_<mode>): Likewise.
8829 (vec_set_hi_<mode>): Likewise.
8830 (vec_set_lo_v16hi): Likewise.
8831 (vec_set_hi_v16hi): Likewise.
8832 (vec_set_lo_v32qi): Likewise.
8833 (vec_set_hi_v32qi): Likewise.
8834 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8835 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8836 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8837 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8838 (vec_init<mode>): Likewise.
8839 (*vec_concat<mode>_avx): Likewise.
8840 (blendbits): Support V8SF and V4DF.
8841 (sse2_movq128): Support AVX.
8842 (<sse>_movnt<mode>): Likewise.
8843 (sse2_movntv2di): Likewise.
8844 (sse_rcpv4sf2): Likewise.
8845 (sse_sqrtv4sf2): Likewise.
8846 (sse_rsqrtv4sf2): Likewise.
8847 (<sse>_comi): Likewise.
8848 (<sse>_ucomi): Likewise.
8849 (sse_cvtss2si): Likewise.
8850 (sse_cvtss2si_2): Likewise.
8851 (sse_cvtss2siq): Likewise.
8852 (sse_cvtss2siq_2): Likewise.
8853 (sse_cvttss2si): Likewise.
8854 (sse_cvttss2siq): Likewise.
8855 (sse2_cvtsd2si): Likewise.
8856 (sse2_cvtsd2si_2): Likewise.
8857 (sse2_cvtsd2siq): Likewise.
8858 (sse2_cvtsd2siq_2): Likewise.
8859 (sse2_cvttsd2si): Likewise.
8860 (sse2_cvttsd2siq): Likewise.
8861 (sse2_cvtdq2pd): Likewise.
8862 (*sse2_cvtpd2dq): Likewise.
8863 (*sse2_cvttpd2dq): Likewise.
8864 (*sse2_cvtpd2ps): Likewise.
8865 (sse2_cvtps2pd): Likewise.
8866 (sse3_movshdup): Likewise.
8867 (sse3_movsldup): Likewise.
8868 (sse_storehps): Likewise.
8869 (*sse4_1_extractps): Likewise.
8870 (sse2_storelpd): Likewise.
8871 (vec_dupv2df_sse3): Likewise.
8872 (*vec_concatv2df_sse3): Likewise.
8873 (*sse4_1_pextrb): Likewise.
8874 (*sse4_1_pextrb_memory): Likewise.
8875 (*sse2_pextrw): Likewise.
8876 (*sse4_1_pextrw_memory): Likewise.
8877 (*sse4_1_pextrd): Likewise.
8878 (*sse4_1_pextrq): Likewise.
8879 (sse2_pshufd_1): Likewise.
8880 (sse2_pshuflw_1): Likewise.
8881 (sse2_pshufhw_1): Likewise.
8882 (*sse2_storeq_rex64): Likewise.
8883 (*vec_dupv4si): Likewise.
8884 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8885 (sse2_pmovmskb): Likewise.
8886 (*sse2_maskmovdqu): Likewise.
8887 (*sse2_maskmovdqu_rex64): Likewise.
8888 (sse_ldmxcsr): Likewise.
8889 (sse_stmxcsr): Likewise.
8890 (abs<mode>2): Likewise.
8891 (sse4_1_movntdqa): Likewise.
8892 (sse4_1_phminposuw): Likewise.
8893 (sse4_1_extendv8qiv8hi2): Likewise.
8894 (*sse4_1_extendv8qiv8hi2): Likewise.
8895 (sse4_1_extendv4qiv4si2): Likewise.
8896 (*sse4_1_extendv4qiv4si2): Likewise.
8897 (sse4_1_extendv2qiv2di2): Likewise.
8898 (*sse4_1_extendv2qiv2di2): Likewise.
8899 (sse4_1_extendv4hiv4si2): Likewise.
8900 (*sse4_1_extendv4hiv4si2): Likewise.
8901 (sse4_1_extendv2hiv2di2): Likewise.
8902 (*sse4_1_extendv2hiv2di2): Likewise.
8903 (sse4_1_extendv2siv2di2): Likewise.
8904 (*sse4_1_extendv2siv2di2): Likewise.
8905 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8906 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8907 (sse4_1_zero_extendv4qiv4si2): Likewise.
8908 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8909 (sse4_1_zero_extendv2qiv2di2): Likewise.
8910 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8911 (sse4_1_zero_extendv4hiv4si2): Likewise.
8912 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8913 (sse4_1_zero_extendv2hiv2di2): Likewise.
8914 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8915 (sse4_1_zero_extendv2siv2di2): Likewise.
8916 (*sse4_1_zero_extendv2siv2di2): Likewise.
8917 (sse4_1_ptest): Likewise.
8918 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8919 (sse4_2_pcmpestri): Likewise.
8920 (sse4_2_pcmpestrm): Likewise.
8921 (sse4_2_pcmpistri): Likewise.
8922 (sse4_2_pcmpistrm): Likewise.
8924 (aeskeygenassist): Likewise.
8926 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8928 * config/i386/predicates.md (vzeroall_operation): New.
8930 * config/i386/sse.md (avx_vzeroall): New.
8931 (*avx_vzeroall): Likewise.
8933 2008-08-28 Paul Brook <paul@codesourcery.com>
8934 Mark Shinwell <shinwell@codesourcery.com>
8935 Richard Earnshaw <richard.earnshaw@arm.com>
8937 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8938 (TARGET_MIN_ANCHOR_OFFSET): New.
8939 (arm_override_options): Set correct anchor ranges for Thumb-1
8940 and Thumb-2 if required.
8941 (legitimize_pic_address): Handle case involving a TLS symbol
8942 reference with an addend.
8943 (arm_optimization_options): Enable section anchors at -O1 and
8945 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8946 * config/arm/arm-protos.h (arm_optimization_options): New.
8948 2008-08-28 Nick Clifton <nickc@redhat.com>
8950 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8951 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8954 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8955 * config/v850/v850.md (return): Remove frame size restriction.
8957 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8959 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8961 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8963 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8965 2008-08-28 Paul Brook <paul@codesourcery.com>
8967 * config/arm/vfp11.md: Update license notice.
8968 * config/arm/cortex-r4.md: Ditto.
8970 2008-08-28 Richard Guenther <rguenther@suse.de>
8972 PR tree-optimization/37207
8973 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8976 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8979 * tree.c (int_fits_type_p): Don't forget unsigned integers
8980 of type sizetype which higher end word equals -1.
8982 2008-08-28 Ira Rosen <irar@il.ibm.com>
8984 * target.h (struct vectorize): Add new target builtin.
8985 * tree-vectorizer.c (destroy_loop_vec_info): Call
8986 vect_free_slp_instance instead of vect_free_slp_node.
8987 * tree-vectorizer.h (enum slp_load_perm_type): New.
8988 (struct _slp_instance): Add new fields.
8989 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8990 (SLP_INSTANCE_LOADS): New.
8991 (vect_free_slp_tree): Remove.
8992 (vect_free_slp_instance): Declare.
8993 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8994 (vectorizable_load): Add argument.
8995 (vect_transform_slp_perm_load): New.
8996 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8998 (vect_get_place_in_interleaving_chain): New function.
8999 (vect_free_slp_tree): Make static.
9000 (vect_free_slp_instance): New function.
9001 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9002 collect the load location in the interleaving chain.
9003 (vect_supported_slp_permutation_p): New function.
9004 (vect_supported_load_permutation_p): Likewise.
9005 (vect_analyze_slp_instance): In case of loads permutation, call
9006 vect_supported_load_permutation_p to check that the permutation is
9008 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9009 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9010 (vect_create_mask_and_perm): New function.
9011 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9012 (vectorizable_load): Add an argument. Don't keep the created vectors
9013 statements in the node if permutation is required. Call
9014 vect_transform_slp_perm_load to generate the permutation.
9015 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9016 additional argument.
9017 (vect_schedule_slp_instance): In case of loads permutation, allocate
9018 vectorized statements structure for all the related SLP nodes. Call
9019 vect_transform_stmt with addditional argument.
9020 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9021 * config/spu/spu.c (spu_builtin_vec_perm): New.
9022 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9023 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9024 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9025 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9027 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9029 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9030 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9031 __gthread_cond_signal, __gthread_cond_timedwait,
9032 __gthread_cond_timedwait_recursive): New functions.
9033 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9035 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9038 2008-08-28 Richard Guenther <rguenther@suse.de>
9041 * fold-const.c (maybe_canonicalize_comparison_1): Require
9042 undefined overflow only for canonicalizing A +- CST cmp CST.
9043 Make sure to not generate new constants that are not inside
9044 their TYPE_MIN/MAX_VALUE range.
9045 (maybe_canonicalize_comparison): Remove undefined overflow
9047 (fold_binary): Remove now duplicate folding.
9049 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9051 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9052 use not updated in the last change.
9054 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9056 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9057 (IRA_COVER_CLASSES): Add FPUL_REGS.
9059 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9062 * c-common.c (conversion_warning): Check for null operands.
9064 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9067 * c-decl.c (check_for_loop_decls): Improve error message. Give
9070 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9073 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9074 (convert_for_assignment): Pass corrent OPT_W* parameter to
9075 WARN_FOR_ASSIGNMENT.
9077 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9080 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9082 2008-08-27 Paul Brook <paul@codesourcery.com>
9084 * config.gcc: Loosen checks for arm uclinux eabi targets.
9086 2008-08-27 Paul Brook <paul@codesourcery.com>
9088 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9090 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9092 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9094 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9095 the enumerators of an ENUMERAL_TYPE.
9096 * dbxout.c (dbxout_type): Ditto.
9098 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9101 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9102 (fwprop_addr): Check that the loop_father is not the outer loop.
9104 2008-08-26 Paul Brook <paul@codesourcery.com>
9106 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9107 Remove documentation entry for fmul type.
9108 Use fmuls to annotate single-precision multiplication patterns,
9109 fmuld to annotate double-precision multiplication patterns,
9110 fmacs to annotate single-precision multiply-accumulate patterns
9111 and fmacd to annotate double-precision multiply-accumulate patterns.
9112 * config/arm/vfp11.md: Update reservations accordingly.
9113 * config/arm/arm.md: Note that certain values of the "type"
9114 attribute are documented in vfp.md.
9115 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9116 (v10_cvt): Use new fmul types.
9118 2008-08-26 Paul Brook <paul@codesourcery.com>
9120 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9121 * config/arm/vfp11.md: ...here. New.
9122 * config/arm/arm.md: Include vfp11.md.
9124 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9126 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9127 parameter to inform call.
9129 2008-08-26 Jeff Law <law@redhat.com>
9131 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9132 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9133 preferred class when copying a constant into a partial word register.
9135 2008-08-26 Ben Elliston <bje@au.ibm.com>
9137 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9138 * cp/typeck.c: Likewise.
9139 * cp/tree.c: Likewise.
9140 * gimple-low.c: Likewise.
9143 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9145 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9146 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9148 * doc/passes.texi: Describe IRA.
9150 * doc/tm.texi (IRA_COVER_CLASSES,
9151 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9153 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9154 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9155 -fira-propagate-cost, -fno-ira-share-save-slots,
9156 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9158 * flags.h (ira_algorithm): New enumeration.
9159 (flag_ira_algorithm, flag_ira_verbose): New external variable
9162 * postreload.c (gate_handle_postreload): Don't do post reload
9163 optimizations unless the reload is completed.
9165 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9168 * tree-pass.h (pass_ira): New external variable declaration.
9170 * reload.h: Add 2008 to the Copyright.
9172 * cfgloopanal.c: Include params.h.
9173 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9176 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9178 * toplev.c (ira.h): New include.
9179 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9180 (backend_init_target): Call ira_init.
9181 (backend_init): Call ira_init_once.
9182 (finalize): Call finish_ira_once.
9184 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9185 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9188 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9189 may_move_out_cost): New external variable declarations.
9190 (move_table): New typedef.
9192 * caller-save.c: Include headers output.h and ira.h.
9193 (no_caller_save_reg_set): New global variable.
9194 (save_slots_num, save_slots): New variables.
9195 (reg_save_code, reg_restore_code, add_stored_regs): Add
9197 (init_caller_save): Set up no_caller_save_reg_set.
9198 (init_save_areas): Reset save_slots_num.
9199 (saved_hard_reg): New structure.
9200 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9201 (initiate_saved_hard_regs, new_saved_hard_reg,
9202 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9204 (setup_save_areas): Add code for sharing stack slots.
9205 (all_blocks): New variable.
9206 (save_call_clobbered_regs): Process pseudo-register too.
9207 (mark_set_regs): Process pseudo-register too.
9208 (insert_one_insn): Put the insn after bb note in a empty basic
9209 block. Add insn check.
9211 * global.c (eliminable_regset): Make it external.
9212 (mark_elimination): Use DF_LR_IN for IRA.
9213 (pseudo_for_reload_consideration_p): New.
9214 (build_insn_chain): Make it external. Don't ignore spilled
9215 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9216 (gate_handle_global_alloc): New function.
9217 (pass_global_alloc): Add the gate function.
9219 * opts.c (decode_options): Set up flag_ira. Print the warning for
9221 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9223 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9225 * regmove.c (regmove_optimize): Don't do replacement of output for
9228 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9229 New external variable declarations.
9231 * local-alloc.c (update_equiv_regs): Make it external. Return
9232 true if jump label rebuilding should be done. Rescan new_insn for
9234 (gate_handle_local_alloc): New function.
9235 (pass_local_alloc): Add the gate function.
9237 * alias.c (value_addr_p, stack_addr_p): New functions.
9238 (nonoverlapping_memrefs_p): Use them for IRA.
9240 * common.opt (fira, fira-algorithm, fira-coalesce,
9241 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9242 fira-verbose): New options.
9244 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9245 move_cost, may_move_in_cost, may_move_out_cost): Make the
9247 (move_table): Remove typedef.
9248 (init_move_cost): Make it external.
9249 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9252 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9253 setup_reg_classes): New function prototypes.
9254 (eliminable_regset): New external variable declaration.
9255 (build_insn_chain, update_equiv_regs): New function prototypes.
9257 * Makefile.in (IRA_INT_H): New definition.
9258 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9259 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9260 (reload1.o, toplev.o): Add dependence on ira.h.
9261 (cfgloopanal.o): Add PARAMS_H.
9262 (caller-save.o): Add dependence on output.h and ira.h.
9263 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9264 ira-emit.o, ira-lives.o): New entries.
9266 * passes.c (pass_ira): New pass.
9268 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9270 * reload1.c (ira.h): Include the header.
9271 (changed_allocation_pseudos): New bitmap.
9272 (init_reload): Initiate the bitmap.
9273 (compute_use_by_pseudos): Permits spilled registers in FROM.
9274 (temp_pseudo_reg_arr): New variable.
9275 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9276 IRA. Call alter_reg with the additional parameter. Don't clear
9277 spilled_pseudos for IRA. Restore original insn chain for IRA.
9278 Clear changed_allocation_pseudos at the end of reload.
9279 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9280 (hard_regno_to_pseudo_regno): New variable.
9281 (count_pseudo): Check spilled pseudos. Set up
9282 hard_regno_to_pseudo_regno.
9283 (count_spilled_pseudo): Check spilled pseudos. Update
9284 hard_regno_to_pseudo_regno.
9285 (find_reg): Use better_spill_reload_regno_p. Check
9286 hard_regno_to_pseudo_regno.
9287 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9289 (eliminate_regs_1): Use additional parameter for alter_reg.
9290 (finish_spills): Set up pseudo_previous_regs only for spilled
9291 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9292 more arguments. Don't clear live_throughout and dead_or_set for
9293 spilled pseudos. Use additional parameter for alter_reg. Call
9294 mark_allocation_change. Set up changed_allocation_pseudos.
9295 Remove sanity check.
9296 (emit_input_reload_insns, delete_output_reload): Use additional
9297 parameter for alter_reg. Call mark_allocation_change.
9298 (substitute, gen_reload_chain_without_interm_reg_p): New
9300 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9302 * testsuite/gcc.dg/20080410-1.c: New file.
9304 * config/s390/s390.h (IRA_COVER_CLASSES,
9305 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9307 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9309 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9311 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9313 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9315 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9317 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9319 2008-08-24 Jeff Law <law@redhat.com>
9320 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9321 when ignoring unavailable registers.
9323 2008-08-24 Jeff Law <law@redhat.com>
9324 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9325 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9326 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9327 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9329 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9330 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9332 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9333 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9334 * reload1.c (find_reg): Process registers in register allocation order.
9336 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9337 * toplev.c (backend_init_target): Move ira_init call from
9339 (lang_dependent_init_target): ...to here.
9341 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9342 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9343 calculate memory move costs for NO_REGS.
9345 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9346 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9347 STACK_REGS is defined.
9349 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9350 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9352 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9353 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9355 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9356 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9357 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9360 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9361 Dorit Nuzman <dorit@il.ibm.com>
9363 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9364 vec_extract_evenv4sf, vec_extract_evenv8hi,
9365 vec_extract_evenv16qi, vec_extract_oddv4si,
9366 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9367 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9368 vec_interleave_highv4si, vec_interleave_lowv4si,
9369 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9370 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9371 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9373 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9376 * config/rs6000/rs6000.c (optimization_options): Don't default to
9377 section anchors without toplevel reorder.
9379 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9381 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9382 (mfc_end_critical_section): Likewise.
9384 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9386 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9387 all type qualifiers from element type to vector type.
9389 2008-08-25 David Daney <ddaney@avtrex.com>
9391 * config/mips/mips.md (immediate_insn): Move up in file, fix
9392 comment typo, reformat.
9393 (fetchop_bit, atomic_hiqi_op memory_barrier,
9394 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9395 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9396 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9397 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9398 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9399 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9400 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9401 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9402 sync_old_nand<mode>, sync_new_nand<mode>,
9403 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9404 test_and_set_12): Moved to sync.md.
9406 * config/mips/sync.md: New file.
9408 2008-08-25 Richard Henderson <rth@redhat.com>
9410 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9411 (regsave): Likewise.
9412 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9413 (output_cfi_directive): Likewise.
9414 (div_data_align): New.
9415 (output_cfi): Use it.
9417 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9419 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9420 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9421 (TARGET_OCTEON): New macro.
9422 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9423 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9424 (ISA_HAS_POP): New macro.
9425 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9427 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9429 * config/mips/mips.md (cpu): Add octeon.
9430 (type): Add pop attribute value.
9431 (popcount<mode>2): New pattern.
9432 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9434 2008-08-24 Jan Hubicka <jh@suse.cz>
9436 * doc/invoke.texi (-fipa-cp-clone): New option.
9437 (-fipa-cp): Update docs.
9438 (--param ipcp-unit-growth):New.
9439 * ipa-cp.c: Include fibheap.h, params.h
9440 (ipcp_initialize_node_lattices): When not cloning, all externally
9441 visible functions are bottom.
9442 (ipcp_need_redirect_p): Accept clones.
9443 (ipcp_insert_stage): Use cost driven heuristics.
9444 (max_count, dead_nodes): New static vars.
9445 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9446 ipcp_const_param_count): New functions.
9447 * common.opt (ipa-cp-clone): New command line option.
9448 * params.def (ipcp-unit-growth): New.
9450 2008-08-24 Jan Hubicka <jh@suse.cz>
9452 * tree-inline.c (tree_function_versioning): Look harder
9453 for referenced vars.
9455 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9457 PR tree-optimization/37185
9458 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9460 2008-08-23 Jan Hubicka <jh@suse.cz>
9462 * ipa-cp.c (ipcp_analyze_node): New function.
9463 (ipcp_update_cloned_node): Use it.
9464 (ipcp_init_stage): Likewise.
9465 * ipa-inline.c (function_insertion_hook_holder): New static var.
9466 (analyze_function): Break out from ....
9467 (inline_generate_summary): Here; register insertion hook.
9468 (cgraph_decide_inlining): Remove hook.
9469 (add_new_function): New function.
9471 2008-08-23 Jan Hubicka <jh@suse.cz>
9473 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9475 2008-08-23 Jan Hubicka <jh@suse.cz>
9477 * ipa-cp.c (constant_val_insert): Remove.
9478 (ipcp_propagate_one_const): Remove.
9479 (ipcp_create_replace_map): Always insert replacements to the map.
9480 (ipcp_insert_stage): Do not try to insert statements by hand.
9481 * tree-inline.c (insert_init_stmt): Break out from ...
9482 (setup_one_parameter): ... here; allow NULL BB pointer.
9483 (tree_function_versioning): Use setup_one_parameter to process
9486 2008-08-23 Jan Hubicka <jh@suse.cz>
9488 * tree.c (decl_address_ip_invariant_p): New function.
9489 * tree.h (decl_address_ip_invariant_p): Declare.
9490 * gimple.c (strip_invariant_refs): Break out from ...
9491 (is_gimple_invariant_address): ... here
9492 (is_gimple_ip_invariant_address): New function.
9493 (is_gimple_ip_invariant): New function.
9494 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9497 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9498 (ipcp_lat_is_insertable): All constants are insertable.
9499 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9500 IPA_CONST_VALUE_REF.
9501 (ipcp_initialize_node_lattices): Propagate all types of operands.
9502 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9503 (ipcp_create_replace_map): Reformat.
9504 (ipcp_need_redirect_p): Simplify.
9505 (ipcp_insert_stage): Check that argument is used before clonning.
9506 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9508 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9509 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9510 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9511 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9512 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9513 * tree-inline.c (tree_function_versioning): Add variables referenced
9516 2008-08-23 Jan Hubicka <jh@suse.cz>
9519 * i386.c (standard_80387_constant_p): Use optimize_size.
9521 2008-08-23 Ira Rosen <irar@il.ibm.com>
9523 PR tree-optimization/37161
9524 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9525 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9526 (vect_determine_vectorization_factor): Move the scalar type
9527 retrieval to vect_get_smallest_scalar_type.
9528 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9529 scalar type. Remove redundant computation.
9530 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9531 (vect_get_slp_defs): Take the type of RHS into account if
9532 necessary by calling vect_get_smallest_scalar_type. Call
9533 vect_get_constant_vectors with additional argument.
9535 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9538 * doc/invoke.texi (Wwrite-strings): Clarify description.
9540 2008-08-23 Ira Rosen <irar@il.ibm.com>
9542 PR tree-optimization/37174
9543 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9544 def stmt is a part of the loop before accessing its stmt_vec_info.
9546 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9549 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9550 (*swap): New insn pattern.
9551 (*ashlqi3): Rename from ashlqi3 insn pattern.
9552 (ashlqi3): New expanders.
9553 (*lshrqi3): Rename from lshrqi3 insn pattern.
9554 (lshrqi3): New expanders.
9555 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9556 lshrqi3_const5, lshrqi3_const6): New splitters.
9557 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9558 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9561 2008-08-22 Richard Guenther <rguenther@suse.de>
9563 PR tree-optimization/37078
9564 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9565 [+INF, +INF] ranges.
9567 2008-08-22 Richard Guenther <rguenther@suse.de>
9569 PR tree-optimization/37143
9570 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9571 a conversion statement instead of a copy.
9573 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9576 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9577 CCCmode, CCOmode and CCSmode destination modes.
9580 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9581 from different units in a single alternative.
9582 (*vec_extractv2sf_1): Ditto.
9583 (*vec_extractv2si_0): Ditto.
9584 (*vec_extractv2si_1): Ditto.
9585 * config/i386/sse.md (sse2_storehpd): Ditto.
9586 (sse2_storelpd): Ditto.
9587 (sse2_loadhpd): Ditto.
9588 (sse2_loadlpd): Ditto.
9591 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9592 (popcountsi2): Ditto.
9593 (clzdi2_abm): Ditto.
9594 (popcountdi2): Ditto.
9595 (clzhi2_abm): Ditto.
9596 (popcounthi2): Ditto.
9598 2008-08-22 Richard Guenther <rguenther@suse.de>
9602 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9603 if the multiplication does not overflow.
9605 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9607 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9609 2008-08-21 Richard Henderson <rth@redhat.com>
9611 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9612 spurrious comma from test.
9613 * configure: Rebuild.
9615 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9618 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9621 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9623 * c-tree.h (grokfield): New argument.
9624 * c-decl.c (grokfield): Handle new location argument.
9625 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9627 2008-08-21 Richard Guenther <rguenther@suse.de>
9629 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9631 2008-08-21 Jan Hubicka <jh@suse.cz>
9633 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9634 (cgraph_add_function_insertion_hook,
9635 cgraph_remove_function_insertion_hook,
9636 cgraph_call_function_insertion_hooks): New functions.
9637 * cgraph.h (cgraph_add_function_insertion_hook,
9638 cgraph_remove_function_insertion_hook,
9639 cgraph_call_function_insertion_hooks): Declare.
9640 * ipa-reference.c (function_insertion_hook_holder): New variable.
9641 (check_operand, look_for_address_of): When checking late, do not care
9642 about module bitmaps.
9643 (add_new_function): New function.
9644 (generate_summary): Register hooks; zero module bitmaps.
9645 (propagate): Unregister hooks.
9646 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9647 (add_new_function): New function.
9648 (generate_summary): Register hook.
9649 (propagate): Remove hook.
9651 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9653 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9654 * ipa-cp.c (ipcp_update_cloned_node): New function.
9655 (build_const_val): Handle functions correctly; bring type logic
9656 into sync with tree-inline.c
9657 (ipcp_init_stage): Take care of computing stuff needed by
9658 indirect inlining; update clones.
9659 (ipcp_generate_summary): Break out of ipcp_driver.
9660 (ipcp_driver): Do only execution and transformation.
9661 (pass_ipa_cp): Make IPA_PASS.
9662 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9664 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9665 ipcp, some info is already available.
9666 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9667 * tree-inline.c (remap_ssa_name): Unshare expression.
9669 2008-08-21 Richard Guenther <rguenther@suse.de>
9671 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9672 a PHI ask VN if it is already available.
9673 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9674 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9676 2008-08-21 Richard Guenther <rguenther@suse.de>
9679 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9680 makes sure to produce a result of the correct type.
9682 2008-08-21 Jan Hubicka <jh@suse.cz>
9683 Backport from LTO branch:
9685 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9686 Jan Hubicka <jh@suse.cz>
9689 (init_state, finish_state, set_function_state, generate_summary):
9691 (scan_stmt): Renamed from scan_function. Changed to keep state in
9692 local static vars rather than cgraph aux field.
9693 (propagate): Renamed from static_execute. Changed to keep state in
9694 local static vars rather than cgraph aux field.
9695 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9696 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9698 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9700 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9701 * ipa-reference.c (init_function_info, generate_summary,
9702 propagate): New functions.
9703 (analyze_function): Call init_function_info.
9704 (static_execute): Stripped into generate_summary and propagate.
9705 (pass_ipa_reference): Made into ipa_opt_pass.
9707 2008-08-21 Richard Guenther <rguenther@suse.de>
9709 PR tree-optimization/37181
9710 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9712 (extract_range_from_unary_expr): Likewise.
9714 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9716 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9718 * toplev.h (pedwarn_at): Likewise.
9719 * builtins.c: Update all calls to pedwarn.
9720 * c-lex.c: Likewise.
9721 * toplev.c: Likewise.
9722 * c-tree.h: Likewise.
9723 * c-decl.c: Likewise.
9724 * c-errors.c: Likewise.
9725 * c-typeck.c: Likewise.
9726 * c-common.c: Likewise.
9727 * c-parser.c: Likewise.
9729 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9732 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9733 with MODE_VECTOR_INT mode.
9735 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9738 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9739 initialized outside the current module.
9740 (warn_uninitialized_var): Ignore left-hand side when walking the
9741 trees. Ignore address expressions. Examine VUSE operands in gimple
9742 statements with a variable declaration on the right-hand side.
9744 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9747 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9749 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9752 * c-common.c (conversion_warning): Do not warn if applying bit-and
9753 operator to unsigned constant that fits in the target type.
9755 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9758 * c-common.c (conversion_warning): Do not warn for artificial
9761 2008-08-20 Richard Guenther <rguenther@suse.de>
9763 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9764 (extract_range_from_binary_expr): Fall back to constant propagation.
9765 (extract_range_from_unary_expr): Likewise.
9767 2008-08-20 Richard Guenther <rguenther@suse.de>
9769 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9770 with TREE_THIS_VOLATILE on shared nodes.
9771 (fold_stmt_r): Likewise.
9773 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9776 * c-parser.c (c_parser_attributes): For keywords use canonical
9777 spelling for attr_name.
9779 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9781 * value-prof.c (check_counter): Revert wrong call to error.
9783 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9785 * profile.c: Update calls to inform.
9786 * value-prof.c: Update calls to inform.
9788 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9790 * diagnostic.c (inform): Add an explicit location_t parameter.
9791 * toplev.h (inform): Update declaration.
9792 * builtins.c: Update all calls to inform.
9793 * c-common.c: Likewise.
9794 * c-decl.c: Likewise.
9795 * c-opts.c: Likewise.
9796 * c-pch.c: Likewise.
9797 * c-pragma.c: Likewise.
9798 * c-typeck.c: Likewise.
9799 * coverage.c: Likewise.
9801 * toplev.c: Likewise.
9802 * tree-cfg.c: Likewise.
9803 * tree-ssa.c: Likewise.
9805 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9808 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9809 V2DI mode, for SSE4.1, use movq instead of vector set if the
9810 second element is zero and inter-unit moves are OK.
9812 2008-08-20 Richard Guenther <rguenther@suse.de>
9814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9815 properly handle conversion/copy chains after tuplification.
9817 2008-08-20 Richard Guenther <rguenther@suse.de>
9819 * passes.c (init_optimization_passes): Move the second
9820 forwprop pass before alias computation. Remove the second
9821 DCE pass. Remove the first dominator and phi copy/const
9824 2008-08-20 Nick Clifton <nickc@redhat.com>
9826 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9827 support of this feature. Do not assume that a sufficiently new
9828 assembler will support the feature regardless of the target type.
9829 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9830 * configure: Regenerate.
9832 2008-08-20 Richard Guenther <rguenther@suse.de>
9834 * tree-vrp.c (found_in_subgraph): Remove.
9835 (live): New global static.
9836 (live_on_edge): New function.
9837 (blocks_visited): Remove.
9838 (register_edge_assert_for_2): Use live_on_edge.
9839 (find_conditional_asserts): Remove code dealing with
9840 found_in_subgraph. Do not walk the CFG.
9841 (find_switch_asserts): Likewise.
9842 (find_assert_locations_1): Renamed from find_assert_locations.
9843 Move finding assert locations for conditional and switch
9844 statements first. Update live bitmap. Do not walk the CFG.
9845 (find_assert_locations): New function.
9846 (insert_range_assertions): Remove entry of CFG walk.
9847 Adjust call to find_assert_locations.
9848 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9849 that only can appear because of fake exit edges but assert we
9850 never try to insert on those.
9851 (fini_pre): Do not remove fake exit edges here...
9852 (execute_pre): ...but here, before committing edge inserts.
9854 2008-08-19 Richard Guenther <rguenther@suse.de>
9856 * passes.c (init_optimization_passes): Exchange store-ccp
9859 2008-08-19 Rafael Espíndola <espindola@google.com>
9861 * varasm.c (weak_decls): Move earlier in the file.
9862 (assemble_external): Add weak decls to the weak_decls list.
9863 (declare_weak): Don't add decls to the weak_decls list.
9865 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9868 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9869 before (sse2_shufpd_<mode>).
9871 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9874 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9875 * tree.c (block_nonartificial_location): Likewise.
9877 2008-08-19 Richard Guenther <rguenther@suse.de>
9879 PR tree-optimization/35972
9880 PR tree-optimization/23094
9881 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9883 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9884 handle MISALIGNED_INDIRECT_REF.
9885 (get_ref_from_reference_ops): New helper.
9886 (vn_reference_lookup_pieces): Walk the use-def chain using the
9887 alias-oracle if requested.
9888 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9889 walking the use-def chain.
9890 (compute_avail): But not here.
9891 (create_component_ref_by_pieces_1): Properly handle
9892 MISALIGNED_INDIRECT_REF.
9893 (do_regular_insertion): Handle fully redundant
9894 expressions after PHI-translation also for SSA_NAME values, not
9895 only constants. Correctly use edoubleprime for that.
9897 2008-08-19 Ira Rosen <irar@il.ibm.com>
9899 * tree-vectorizer.c (supportable_widening_operation): Support
9900 multi-step conversion, return the number of steps in such conversion
9901 and the required intermediate types.
9902 (supportable_narrowing_operation): Likewise.
9903 * tree-vectorizer.h (vect_pow2): New function.
9904 (supportable_widening_operation): Change argument types.
9905 (supportable_narrowing_operation): Likewise.
9906 (vectorizable_type_promotion): Add an argument.
9907 (vectorizable_type_demotion): Likewise.
9908 * tree-vect-analyze.c (vect_analyze_operations): Call
9909 vectorizable_type_promotion and vectorizable_type_demotion with
9910 additional argument.
9911 (vect_get_and_check_slp_defs): Detect patterns.
9912 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9914 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9915 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9916 factor according to the smallest type in the loop.
9917 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9918 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9919 supportable_widening_operation with correct arguments.
9920 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9921 operands lists according to the number of vector statements in left
9922 or right node, if exists.
9923 (vect_gen_widened_results_half): Remove unused argument.
9924 (vectorizable_conversion): Call supportable_widening_operation,
9925 supportable_narrowing_operation, and vect_gen_widened_results_half
9926 with correct arguments.
9927 (vectorizable_assignment): Change documentation, support multiple
9929 (vectorizable_operation): Likewise.
9930 (vect_get_loop_based_defs): New function.
9931 (vect_create_vectorized_demotion_stmts): Likewise.
9932 (vectorizable_type_demotion): Support loop-aware SLP and general
9933 multi-step conversion. Call vect_get_loop_based_defs and
9934 vect_create_vectorized_demotion_stmts for transformation.
9935 (vect_create_vectorized_promotion_stmts): New function.
9936 (vectorizable_type_promotion): Support loop-aware SLP and general
9937 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9939 (vectorizable_store): Change documentation, support multiple
9941 (vectorizable_load): Likewise.
9942 (vect_transform_stmt): Pass SLP_NODE to
9943 vectorizable_type_promotion and vectorizable_type_demotion.
9944 (vect_schedule_slp_instance): Move here the calculation of number
9945 of vectorized statements for each node from...
9946 (vect_schedule_slp): ... here.
9947 (vect_transform_loop): Call vect_schedule_slp without the last
9950 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9953 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9954 to == in assert statement.
9955 (vectorizable_reduction): Fix typo.
9957 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9960 * value-prof.c (check_counter): Dereference pointer to overall
9961 count when printing it.
9963 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9965 * profile.h: Really add it.
9967 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9969 * mcf.c: Really add it.
9971 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9972 Vinodha Ramasamy <vinodha@google.com>
9974 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9976 * value-prof.c (check_counter): Fix the counter if
9977 flag_profile_correction is true.
9978 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9979 tree_mod_subtract_transform):
9980 Follow check_counter parameter change.
9981 * common.opt (fprofile-correction): New option.
9983 * profile.h: Likewise.
9984 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9985 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9986 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9988 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9989 flag_profile_correction is set.
9991 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9993 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9995 2008-08-18 Tomas Bily <tbily@suse.cz>
9997 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9998 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10000 * tree-data-ref.c (split_constant_offset_1): Likewise.
10001 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10002 * tree-sra.c (sra_walk_expr): Likewise.
10003 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10004 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10005 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10006 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10008 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10009 * tree-vect-transform.c (vectorizable_type_demotion)
10010 (vectorizable_type_promotion): Likewise.
10011 * tree-inline.c (expand_call_inline):
10012 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10013 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10014 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10015 * expr.c (expand_expr_real_1): Likewise.
10016 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10017 (gimple_assign_unary_useless_conversion_p): Likewise.
10018 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10019 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10020 * fold-const.c (fold_unary): Likewise.
10021 * tree.h (CONVERT_EXPR_P): Likewise.
10022 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10023 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10025 (register_edge_assert_for_2, extract_range_from_unary_expr)
10026 (register_edge_assert_for_1): Likewise.
10028 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10030 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10031 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10032 (enum real_value_const): Delete.
10033 (get_real_const): Delete.
10034 * real.c (get_real_const): Delete.
10035 (dconst_e_ptr): Define.
10036 (dconst_third_ptr): Define.
10037 (dconst_sqrt2_ptr): Define.
10038 * builtins.c: Update all callers.
10040 2008-08-18 Richard Guenther <rguenther@suse.de>
10042 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10043 statement iterator after statement removal.
10045 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10047 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10048 (detect_processor_freebsd): Likewise.
10049 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10051 2008-08-18 Richard Guenther <rguenther@suse.de>
10053 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10054 and loads have the correct types.
10056 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10059 * c-opts.c (cpp_opts): Remove static.
10060 * c-parser.c (cpp_opts): Declare it extern.
10061 (disable_extension_diagnostics): Handle cpp options.
10062 (enable_extension_diagnostics): Likewise.
10064 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10066 * diagnostics.c (permerror_at): Rename as permerror.
10067 (permerror): Delete.
10068 * toplev.h: Likewise.
10070 2008-08-18 Richard Guenther <rguenther@suse.de>
10072 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10073 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10074 Move call_cdce before build_alias. Move copyrename2,
10075 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10076 right after final inlining.
10077 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10078 (pass_build_cfg): But instead via TODO_dump_func.
10080 2008-08-18 Richard Guenther <rguenther@suse.de>
10082 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10084 (scalarize_init): If we failed to generate some initializers
10085 do not generate zeros for not instantiated members. Instead
10086 rely on the copy out.
10087 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10088 about missing flow-sensitive alias info only if we have
10091 2008-08-17 Nick Clifton <nickc@redhat.com>
10093 * doc/extend.texi (Function Attributes): Fix typo in description
10094 if hot function attribute.
10096 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10097 Richard Sandiford <rdsandiford@googlemail.com>
10099 * doc/install.texi (--with-mips-plt): Document.
10100 * doc/invoke.texi (-mplt, -mno-plt): Document.
10101 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10102 and handle ${with_mips_plt}.
10103 * config/mips/mips.opt (mplt): New option.
10104 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10105 (TARGET_ABICALLS_PIC2): Likewise.
10106 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10107 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10108 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10109 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10110 to decide whether to output ".option picX" directives.
10111 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10112 Pass -call_nonpic rather than -KPIC for -mplt.
10113 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10114 on the command line. Also remove it when -mabi=64 is used without
10116 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10117 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10118 TARGET_ABICALLS_PIC0.
10119 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10121 (mips16_build_function_stub): Only output ".option pic" directives
10122 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10123 (mips16_build_call_stub): Fix comment and remove redundant
10124 ".set at"/"set .noat" directives.
10125 (mips_function_rodata_section): Use the default behaviour for
10126 TARGET_ABSOLUTE_ABICALLS.
10127 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10128 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10129 (mips_restore_gp): Do nothing if the current function doesn't use
10131 (mips_expand_prologue): Only save $gp if the current function uses it.
10132 Use a normal move for TARGET_ABICALLS_PIC0.
10133 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10135 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10137 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10138 of function when handling GLOBAL_POINTER_REGNUM.
10140 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10143 * common.opt (-fstack-check): Do not declare the variable here.
10144 (-fstack-check=): New option variant.
10145 * doc/invoke.texi (Code Gen Options): Document it.
10146 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10147 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10148 (STACK_CHECK_STATIC_BUILTIN): New macro.
10149 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10150 * opts.c: Include expr.h.
10151 (common_handle_option) <OPT_fold_stack_check_>: New case.
10152 <OPT_fstack_check>: Likewise.
10153 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10154 consistently in the test for variable-sized types. Adjust for
10155 new behaviour of flag_stack_check.
10156 * explow.c: Include except.h.
10157 (allocate_dynamic_stack_space): Do not take into account
10158 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10159 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10160 for variable-sized parameters. Treat all parameters whose size is
10161 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10162 stack checking is enabled.
10163 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10164 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10165 if generic stack checking is enabled.
10166 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10167 * reload1.c (reload): Likewise.
10168 * stmt.c (expand_decl): Assert that all automatic variables have
10169 fixed size at this point and remove dead code.
10170 * flags.h (stack_check_type): New enumeration type.
10171 (flag_stack_check): Declare.
10172 * toplev.c (flag_stack_check): New global variable.
10173 * Makefile.in (opts.o): Add dependency on EXPR_H.
10174 (explow.o): Add dependency on except.h.
10176 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10178 * config/avr/avr.c (avr_override_options): Reduce value of
10179 PARAM_INLINE_CALL_COST.
10181 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10183 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10184 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10185 lieu of TYPE_MODE (type) throughout.
10187 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10189 * config/arm/arm.c (add_minipool_backward_ref): Check for
10190 8-byte-aligned entries in second case of forcing insertion after a
10191 particular entry. Change third case to avoid inserting
10192 non-8-byte-aligned entries before 8-byte-aligned ones.
10194 2008-08-15 Richard Guenther <rguenther@suse.de>
10196 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10197 strip components for unknown size accesses.
10199 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10201 * config/s390/2097.md New file.
10202 * config/s390/s390.md ("z10prop" attribute): Define none,
10203 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10204 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10205 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10206 possible values and apply them to insns as appropriate.
10207 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10208 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10209 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10210 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10211 ("bfp" mode attribute): Removed. Every occurence replaced
10213 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10214 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10217 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10220 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10223 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10225 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10226 additional argument. Support reduction when duplication is needed due
10227 to data-types of different sizes in the loop.
10228 (get_initial_def_for_induction): Fix printout.
10229 (vect_get_vec_def_for_stmt_copy): Support case where the
10230 vec_stmt_for_operand is a phi node.
10231 (vectorizable_reduction): Support reduction when duplication is needed
10232 due to data-types of different sizes in the loop.
10233 (vectorizable_call): Remove restriction to not vectorize in case we
10234 have data-types of different sizes in the loop.
10235 (vectorizable_conversion): Likewise.
10236 (vectorizable_operation): Likewise.
10237 (vectorizable_type_demotion): Likewise.
10238 (vectorizable_type_promotion): Likewise.
10239 (vectorizable_induction): Add restriction to not vectorize in case
10240 we have data-types of different sizes in the loop.
10242 2008-08-14 Christophe Saout <christophe@saout.de>
10243 Uros Bizjak <ubizjak@gmail.com>
10246 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10247 (*vec_concatv2di_rex64_sse4_1): Ditto.
10248 (*vec_concatv2di_rex64_sse): Ditto.
10250 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10252 PR middle-end/37103
10253 * fold-const.c (fold_widened_comparison): Do not allow
10254 sign changes that change the result even if shorter type
10255 is wider than arg1_unw's type.
10257 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10259 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10260 Skip if the multilib testing specifies -march that does not
10261 agree with the one specified in the testcase.
10263 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10265 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10266 zero extend SImode values being converted to TFmode before passing
10269 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10271 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10272 __PPU__ when targeting the Cell/B.E. PPU processor.
10274 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10276 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10277 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10278 Rematerialize the static chain, if any.
10279 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10282 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10284 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10285 (new_loc_descr): Likewise.
10286 (add_loc_descr): Likewise.
10287 (size_of_loc_descr): Likewise.
10288 (size_of_locs): Likewise.
10289 (output_loc_operands): Likewise.
10290 (output_loc_sequence): Likewise.
10291 (new_reg_loc_descr): New.
10292 (build_cfa_loc): Use it.
10293 (build_cfa_aligned_loc): Likewise.
10294 (one_reg_loc_descriptor): Likewise.
10295 (based_loc_descr): Likewise.
10297 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10300 * doc/invoke.texi (Wmain): Update.
10301 * c-decl.c (start_decl): warn_main is only 0 or 1.
10302 (start_function): Likewise. Fix formatting.
10303 (finish_function): Delete redundant warning.
10304 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10305 * c-opts (c_common_handle_option): -Wall only has effect if
10306 warn_main is uninitialized. OPT_Wmain is automatically
10307 handled. -pedantic also enables Wmain.
10308 (c_common_post_options): Handle all logic for Wmain here.
10309 * c-common.c (warn_main): Delete.
10310 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10311 * c-common.h (warn_main): Delete.
10313 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10315 PR middle-end/36701
10316 * expr.c (emit_group_store): Allocate stack temp with the
10317 largest alignment when copying from register to stack.
10319 2008-08-13 Richard Guenther <rguenther@suse.de>
10321 * tree.h (maybe_fold_offset_to_address): Declare.
10322 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10323 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10324 Likewise for POINTER_PLUS_EXPR.
10325 (maybe_fold_offset_to_reference): Enable disabled code.
10326 (maybe_fold_offset_to_address): New function.
10327 (fold_stmt_r): Use it.
10328 (fold_gimple_assign): Likewise.
10329 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10330 (gimplify_expr): Likewise.
10332 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10334 * toplev.h (pedwarn_at): Fix declaration.
10336 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10338 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10339 LINK_SPEC): Use %R in -Y P argument.
10341 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10344 * diagnostic.c (pedwarn_at): New.
10345 * toplev.h (pedwarn_at): Declare.
10346 * c-tree.h (build_enumerator): Update declaration.
10347 * c-decl.c (finish_enum): Update comment.
10348 (build_enumerator): Take a location parameter. Give a pedwarn but do
10349 not perform any conversion.
10350 * c-parser.c (c_parser_enum_specifier): Set correct location for
10353 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10356 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10357 expressions except for conversions to signed:1 bitfields. Handle
10358 COND_EXPR with constant operands.
10360 2008-08-13 Richard Guenther <rguenther@suse.de>
10362 PR tree-optimization/15255
10363 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10364 (struct oecount_s): New struct and VEC types.
10365 (cvec): New global.
10366 (oecount_hash): New function.
10367 (oecount_eq): Likewise.
10368 (oecount_cmp): Likewise.
10369 (zero_one_operation): New function.
10370 (build_and_add_sum): Likewise.
10371 (undistribute_ops_list): Perform un-distribution of multiplication
10372 and division on the chain of summands.
10373 (should_break_up_subtract): Also break up subtracts for factors.
10374 (reassociate_bb): Delete dead visited statements.
10375 Call undistribute_ops_list. Re-sort and optimize if it did something.
10376 * passes.c (init_optimization_passes): Move DSE before
10378 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10381 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10383 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10385 * doc/invoke.texi: Revert unintended checkin.
10387 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10390 * gcc.c (include_spec_function): Tweak call to find_a_file.
10392 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10394 PR middle-end/37014
10395 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10396 and TRUTH_ORIF_EXPR.
10397 * dojump.c (do_jump): Likewise.
10399 PR tree-optimization/37084
10400 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10401 if id->regimplify, don't assume stmt is a cast assignment.
10403 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10405 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10407 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10410 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10413 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10415 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10416 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10418 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10419 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10420 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10421 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10422 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10424 * doc/tm.texi (Storage Layout): Remove documentation for
10425 TARGET_FLOAT_FORMAT.
10427 * simplify-rtx.c (simplify_binary_operation_1): Replace
10428 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10430 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10432 * real.h (struct real_format): New member has_sign_dependent_rounding.
10433 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10434 spu_single_format, ieee_double_format, mips_double_format,
10435 motorola_double_format, ieee_extended_motorola_format,
10436 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10437 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10438 mips_extended_format, ieee_quad_format, mips_quad_format,
10439 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10440 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10442 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10443 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10444 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10445 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10446 (ROUND_TOWARDS_ZERO): Likewise.
10448 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10449 (FLOAT_MODE_FORMAT): New macro.
10450 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10451 (MODE_COMPOSITE_P): ... this new macro.
10452 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10453 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10454 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10456 * flags.h: Include "real.h".
10458 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10459 REAL_MODE_FORMAT_COMPOSITE_P.
10460 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10462 * doc/tm.texi (Storage Layout): Remove documentation of
10463 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10464 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10465 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10466 they only apply to libgcc2.a.
10468 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10470 * config/spu/float_disf.c: New file.
10471 * config/spu/float_unsdisf.c: New file.
10472 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10473 (LIB2FUNCS_EXCLUDE): Define.
10475 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10476 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10478 * real.h (struct real_format): New member round_towards_zero.
10479 * real.c (round_for_format): Respect fmt->round_towards_zero.
10480 (ieee_single_format, mips_single_format, motorola_single_format,
10481 spu_single_format, ieee_double_format, mips_double_format,
10482 motorola_double_format, ieee_extended_motorola_format,
10483 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10484 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10485 mips_extended_format, ieee_quad_format, mips_quad_format,
10486 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10487 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10489 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10490 real_format to choose rounding mode when calling MPFR functions.
10491 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10492 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10494 * real.h (real_to_decimal_for_mode): Add prototype.
10495 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10496 Respect target rounding mode when generating decimal representation.
10497 (real_to_decimal): New stub for backwards compatibility.
10498 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10499 real_to_decimal_for_mode instead of real_to_decimal.
10501 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10503 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10504 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10506 * real.c (spu_single_format): New variable.
10507 * real.h (spu_single_format): Declare.
10509 * config/spu/spu.c (spu_override_options): Install SFmode format.
10510 (spu_split_immediate): Use integer mode to operate on pieces of
10511 floating-point values in all cases.
10513 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10514 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10515 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10517 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10519 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10521 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10523 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10525 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10528 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10529 on the VAR_DECL instead of TYPE_READONLY on its type.
10531 2008-08-12 Ira Rosen <irar@il.ibm.com>
10533 * tree-vectorizer.c: Depend on langhooks.h.
10534 (supportable_widening_operation): Add two arguments. Support double
10536 (supportable_narrowing_operation): Likewise.
10537 * tree-vectorizer.h (supportable_widening_operation): Add two
10539 (supportable_narrowing_operation): Likewise.
10540 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10541 supportable_widening_operation with correct arguments.
10542 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10543 (vectorizable_type_demotion): Support double type conversions.
10544 (vectorizable_type_promotion): Likewise.
10545 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10547 2008-08-11 Michael Matz <matz@suse.de>
10549 * i386/i386.c (override_options): Move initialisation from
10550 flag_schedule_insns_after_reload to here from ...
10551 (optimization_options): ... here.
10553 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10555 PR rtl-optimization/36998
10556 * dwarf2out.c (compute_barrier_args_size_1,
10557 compute_barrier_args_size): Temporarily remove assertions.
10559 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10561 PR middle-end/20644
10562 * tree-ssa.c (struct walk_data): Add new flag
10563 warn_possibly_uninitialized.
10564 (warn_uninitialized_var): Use it.
10565 (warn_uninitialized_vars): New.
10566 (execute_early_warn_uninitialized): Call it.
10567 (execute_late_warn_uninitialized): Likewise.
10569 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10571 PR middle-end/36238
10572 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10573 for memory subregs.
10575 2008-08-09 Jan Hubicka <jh@suse.cz>
10578 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10580 (expand_fix): Be prepared for expansion to fail.
10581 (expand_sfix_optab): Remove instructions if expansion failed.
10583 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10585 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10586 avr31 architecture.
10587 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10588 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10590 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10592 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10593 mips/t-libgcc-mips16 to tmake_file.
10594 * config/mips/mips-protos.h (mips_call_type): New enum.
10595 (mips_pic_base_register, mips_got_load): Declare.
10596 (mips_restore_gp): Take an rtx argument.
10597 (mips_use_pic_fn_addr_reg_p): Declare.
10598 (mips_expand_call): Replace the sibcall_p argument with
10599 a mips_call_type argument. Add a lazy_p parameter.
10600 (mips_split_call): Declare.
10601 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10602 (MIPS16_PIC_TEMP): Likewise.
10603 (reg_class): Delete M16_NA_REGS.
10604 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10605 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10606 (mips_split_hi_p): Declare.
10607 * config/mips/mips.c (mips_split_hi_p): New array.
10608 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10609 (mips_got_symbol_type_p): New function.
10610 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10611 (mips16_stub_function_p): New function.
10612 (mips16_local_function_p): Likewise.
10613 (mips_use_pic_fn_addr_reg_p): Likewise.
10614 (mips_cannot_force_const_mem): Return false for HIGHs.
10615 Extend CONST_INT and symbolic handling to MIPS16, using
10616 mips_symbol_insns to check that the base symbol type is a
10617 legitimate constant. Reject GOT-based constants if
10618 TARGET_MIPS16_PCREL_LOADS.
10619 (mips_const_insns): Check targetm.cannot_force_const_mem when
10620 decomposing a symbolic base and a large offset.
10621 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10622 When calling a function that needs $25 from MIPS16 code,
10623 move the target address into $25 separately and add a USE
10625 (mips16_gp_pseudo_reg): Insert the initializer immediately
10626 before the first real insn.
10627 (mips_pic_base_register, mips_got_load): New functions.
10628 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10629 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10630 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10631 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10632 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10633 also passing NULL_RTX rather than const0_rtx as the aux argument.
10634 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10635 instead of TARGET_EXPLICIT_RELOCS.
10636 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10637 (mips_load_call_address): Replace the sibcall_p argument with
10638 a mips_call_type argument. Use mips_got_load.
10639 (mips16_local_alias): New structure.
10640 (mips16_local_aliases): New variable.
10641 (mips16_local_aliases_hash): New function.
10642 (mips16_local_aliases_eq): Likewise.
10643 (mips16_local_alias): Likewise.
10644 (mips16_stub_function): Likewise.
10645 (mips16_build_function_stub): Create a local alias for the target
10646 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10647 .cpload directive and an R_MIPS_NONE relocation for the target
10648 function, then load the alias rather than the function itself.
10649 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10650 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10651 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10652 (mips16_build_call_stub): Replace the FN parameter with an
10653 FN_PTR parameter. Force the address into a register if it
10654 isn't a call_insn_operand; don't rely on the caller to do this.
10655 If a call to a locally-defined and locally-binding MIPS16
10656 function must be made indirectly, redirect the call to the
10657 function's local alias. Use mips16_stub_function_p,
10658 mips16_stub_function, mips_expand_call and use_reg.
10659 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10660 Use explicit %hi and %lo accesses where possible.
10661 Use MIPS_CALL to generate the correct code form of a
10662 jal instruction. Add clobbers of $18 instead of uses.
10663 Update the call to mips_emit_call_insn.
10664 (mips_expand_call): Replace the SIBCALL_P argument with a
10665 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10666 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10667 allowing it to modify the call address. Update the calls to
10668 mips_load_call_address and mips_emit_call_insn.
10669 (mips_split_call): New function.
10670 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10671 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10672 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10673 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10674 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10676 (mips_cprestore_slot): New function.
10677 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10678 and use mips_cprestore_slot.
10679 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10681 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10682 then use a copygp_mips16 instruction to set up $28.
10683 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10684 (mips16_lay_out_constants): Call split_all_insns_noflow.
10685 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10686 false if TARGET_MIPS16.
10687 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10688 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10689 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10690 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10691 MIPS16 code. Allow MIPS16 o32 PIC.
10692 (mips_override_options): Allow MIPS16 o32 PIC.
10693 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10694 after reload if TARGET_USE_GOT.
10695 (UNSPEC_COPYGP): New constant.
10696 (length): Use a default length of 8 for MIPS16 GOT loads.
10697 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10698 (*got_page<mode>): Check mips_split_hi_p.
10699 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10700 (unspec_got<mode>, unspec_call<mode>): New expanders.
10701 (load_got<mode>, load_call<mode>): Remove the length attributes.
10702 Use a got attribute instead of a type attribute.
10703 (copygp_mips16): New insn.
10704 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10705 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10706 (sibcall, sibcall_value, call, call_value): Update the calls
10707 to mips_expand_call.
10708 (call_internal, call_value_internal): Use mips_split_call.
10709 (call_value_multiple_internal): Likewise.
10710 (call_split): Move after call_internal (the insn it is split from).
10711 (call_internal_direct, call_value_internal_direct): Turn into
10712 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10713 (call_direct_split, call_value_direct_split): New patterns.
10714 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10715 and use M16_REGS instead of M16_NA_REGS.
10716 * config/mips/predicates.md (const_call_insn_operand): Replace
10717 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10718 mips_use_pic_fn_addr_reg_p check.
10719 (move_operand): Reject HIGHs if mips_split_hi_p.
10720 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10721 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10722 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10723 * config/mips/libgcc-mips16.ver: New file.
10724 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10725 $(srcdir)/config/mips/libgcc-mips16.ver.
10727 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10729 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10731 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10732 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10733 (mips16_cfun_returns_in_fpr_p): Likewise.
10735 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10737 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10738 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10739 rather than 4 to PC.
10741 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10743 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10744 (FUNCTION_PROFILER): Save the static chain pointer into $2
10745 beforehand and restore it aftewards.
10746 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10747 address directly into $25 and call the function through $25;
10748 do not clobber $3. Pad the DImode version to cover the space
10749 left by the deleted $25 <- $3 move.
10750 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10751 the removal of the $25 <- $3 move.
10752 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10753 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10755 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10756 Daniel Jacobowitz <dan@codesourcery.com>
10758 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10759 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10760 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10761 * config/mips/mips.c (mips_start_function_definition): New function.
10762 (mips_end_function_definition): Likewise.
10763 (mips_output_function_prologue): Use mips_start_function_definition.
10764 (mips_output_function_epilogue): Use mips_end_function_definition.
10765 (build_mips16_function_stub): Use mips_start_function_definition
10766 and mips_end_function_definition.
10767 (build_mips16_call_stub): Likewise.
10769 2008-08-09 Richard Guenther <rguenther@suse.de>
10771 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10772 * gimple.h (gimple_call_fn): Adjust comment.
10773 (gimple_call_set_fndecl): New function.
10774 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10775 longer having bare FUNCTION_DECL operand.
10776 (gimple_call_return_type): Likewise.
10777 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10779 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10780 (gimple_mod_pow2): Likewise.
10781 (gimple_mod_subtract): Likewise.
10782 (gimple_ic): Likewise.
10783 (gimple_stringop_fixed_value): Likewise.
10784 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10785 longer having bare FUNCTION_DECL operand.
10786 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10787 * omp-low.c (optimize_omp_library_calls): Likewise.
10788 * cgraphunit.c (update_call_expr): Likewise.
10789 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10790 (execute_convert_to_rsqrt): Likewise.
10791 * cfgexpand.c (gimple_to_tree): Simplify.
10792 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10793 bare FUNCTION_DECL operand.
10794 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10795 (convert_gimple_call): Use gimple_call_fndecl.
10796 * c-common.c (c_warn_unused_result): Likewise.
10798 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10801 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10802 (c_finish_return): Likewise.
10803 (c_start_case): Likewise.
10804 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10805 * c-parser.c (c_parser_condition): New. Call
10806 verify_sequence_points.
10807 (c_parser_paren_condition): Call c_parser_condition.
10808 (c_parser_for_statement): Call c_parser_condition.
10810 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10813 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10814 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10815 Moved from diagnostic.h
10816 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10818 (emit_diagnostic): New.
10819 (warning0, pedwarn0): Delete.
10820 (warning, warning_at, pedwarn, permerror): Return bool.
10821 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10822 Moved to diagnostic.c.
10823 (struct diagnostic_context): Use correct type for
10824 classify_diagnostic.
10825 (diagnostic_report_diagnostic): Update declaration.
10826 (emit_diagnostic): Declare.
10827 * errors.c (warning): Return bool.
10828 * errors.h (warning): Update declaration.
10829 * toplev.h (warning0, pedwarn0): Delete.
10830 (warning, warning_at, pedwarn, permerror): Return bool.
10831 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10832 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10833 inform. Update all calls.
10834 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10835 before giving informative note.
10836 (implicit_decl_warning): Likewise.
10837 * c-typeck.c (build_function_call): Likewise.
10838 * tree-sssa.c (warn_uninit): Likewise.
10839 * builtins.c (gimplify_va_arg_expr): Likewise.
10841 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10844 * doc/invoke.texi (-Wextra): Move warning from here...
10845 (-Wuninitialized): ... to here.
10847 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10850 * flags.h (set_Wunused): Delete
10851 * toplev.c (process_options): Handle Wunused flags here.
10852 * opts.c (maybe_warn_unused_parameter): Delete.
10853 (common_handle_option): Replace set_Wunused by warn_unused.
10854 (set_Wextra): Do not handle Wunused-parameter here.
10855 (set_Wunused): Delete.
10856 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10858 * common.opt (Wunused): Add Var and Init.
10859 (Wunused-function): Likewise.
10860 (Wunused-label): Likewise.
10861 (Wunused-parameter): Likewise.
10862 (Wunused-value): Likewise.
10863 (Wunused-variable): Likewise.
10865 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10867 * doc/invoke.texi: Add cpu_type power7.
10868 * config.in (HAVE_AS_VSX): New.
10869 * config.gcc: Add cpu_type power7.
10870 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10872 * configure: Regenerate.
10873 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10875 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10876 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10877 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10879 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10881 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10882 type to vectorize.builtin_conversion.
10883 (vectorizable_conversion): Likewise.
10884 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10885 integral type as input.
10886 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10888 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10889 and ALTIVEC_BUILTIN_VCTSXS.
10890 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10893 2008-08-08 Richard Guenther <rguenther@suse.de>
10895 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10896 (surely_varying_stmt_p): Calls are varying only if they are
10897 non-builtin and not indirect or have no result.
10898 (ccp_fold): Re-instantiate code before the tuples merge.
10900 2008-08-08 Richard Guenther <rguenther@suse.de>
10902 PR tree-optimization/37056
10903 * gimple.h (gimple_assign_rhs_class): New helper function.
10904 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10905 unary operations properly.
10907 2008-08-07 Jan Hubicka <jh@suse.cz>
10909 * i386.h (ix86_size_cost): Declare.
10910 (ix86_cur_cost): New function macro.
10911 * i386.md (peepholes expanding size and splitters): Predicate by
10912 optimize_insn_for_speed_p.
10913 (peepholes reduce size and splitters): Predicate by
10914 optimize_insn_for_size_p.
10915 * i386.c (ix86_size_cost): Rename from ...
10916 (size_cost): This one.
10917 (override_options): Update.
10918 (decide_alg): Likewise.
10919 (ix86_expand_clear): Use RTL profile.
10920 (ix86_pad_returns): Use RTL profile.
10922 2008-08-07 Jan Hubicka <jh@suse.cz>
10924 * recog.c (split_all_insns): Set RTL profile
10925 (peephole2_optimize): Likewise.
10926 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10927 * combine.c (combine_instructions): Likewise.
10929 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10931 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10933 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10935 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10936 value in a6 after the set_frame_ptr insn.
10938 2008-08-07 Richard Henderson <rth@redhat.com>
10941 * gcc.c (cpp_options): Pass along -g*.
10943 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10945 * config/arm/arm.c (output_move_neon): Update comment describing
10946 big-endian vector layout.
10947 (arm_assemble_integer): Do not handle big-endian NEON vectors
10949 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10950 neon_vget_lane<mode>_sext_internal,
10951 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10952 element indices for big-endian.
10954 2008-08-07 Richard Henderson <rth@redhat.com>
10956 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10957 * configure, config.in: Rebuild.
10958 * debug.h (dwarf2out_do_cfi_asm): Declare.
10959 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10960 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10961 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10962 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10964 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10966 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10967 movv2si_internal): Combine into mov<mode>_internal.
10968 (movv2si_internal_2): Remove.
10970 2008-08-07 Jan Hubicka <jh@suse.cz>
10973 * i386.md (single stringop patterns): Enable unconditionally.
10975 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10978 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10980 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10981 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10983 * config/i386/sse.md (sse2_movq128): New.
10985 * doc/extend.texi: Document __builtin_ia32_movq128.
10987 2008-08-07 Richard Guenther <rguenther@suse.de>
10989 PR middle-end/37042
10990 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10991 pointers can access anything.
10993 2008-08-06 Jan Hubicka <jh@suse.cz>
10995 * optabs.c (emit_unop_insn): Break out to ...
10996 (maybe_emit_unop_insn): ... this one.
10997 (expand_sfix_optab): Use maybe variant.
10998 * optabs.h (maybe_emit_unop_insn): Declare.
11000 * i386.md (mov0 patterns): Enable by default.
11001 (FP conversion expanders): Disable expansion of code expanding
11002 sequences when instruction should be optimized for size.
11003 (single strinop patterns): Enable when optimizing for size.
11004 (string expanders): Disable expanding of code expanding sequences
11005 when optimizning instruction for size.
11006 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11008 (ix86_fp_comparison_sahf_cost): Likewise.
11009 (ix86_expand_branch): Likewise.
11010 (ix86_expand_ashl_const): Likewise.
11011 (ix86_split_ashl): Likewise.
11012 (ix86_expand_strlen): Likewise.
11013 (ix86_emit_fp_unordered_jump): Likewie.
11015 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11017 * c-common.c: Fix typo.
11018 (c_common_reswords): Activate more C++ keyword warnings.
11020 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11022 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11025 * diagnostic.c (permerror_at): New.
11026 * toplev.h (permerror_at): Declare.
11028 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11029 Ira Rosen <irar@il.ibm.com>
11031 * tree-vect-transform.c (vect_model_simple_cost): Return
11032 immediately if stmt is pure SLP.
11033 (vect_model_store_cost): Ditto.
11034 (vect_model_load_cost): Ditto.
11035 (vectorizable_store): Remove PURE_SLP check before call
11036 to vect_model_store_cost.
11037 (vect_model_store_cost): When checking whether stmt describe
11038 strided access, add a check that it is not slp_node.
11040 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11043 * c-common.c (warn_for_sign_compare): New. Handle separately the
11044 case that 'constant' is zero.
11045 * c-typeck.c (build_binary_op): Move code to c-common.c
11047 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11049 * config/alpha/alpha.c (alpha_preferred_reload_class,
11050 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11051 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11052 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11053 * config/arm/arm.md: Likewise.
11054 * config/avr/avr-protos.h (preferred_reload_class,
11055 test_hard_reg_class, avr_simplify_comparison_p,
11056 out_shift_with_cnt, class_max_nregs): Likewise.
11057 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11058 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11059 preferred_reload_class, test_hard_reg_class): Likewise.
11060 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11061 bfin_memory_move_cost, bfin_secondary_reload,
11062 bfin_output_mi_thunk): Likewise.
11063 * config/crx/crx.c (crx_secondary_reload_class,
11064 crx_memory_move_cost): Likewise.
11065 * config/frv/frv-protos.h (frv_secondary_reload_class,
11066 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11067 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11068 frv_secondary_reload_class, frv_class_likely_spilled_p,
11069 frv_class_max_nregs): Likewise.
11070 * config/h8300/h8300.c (h8300_classify_operand,
11071 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11073 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11074 * config/ia64/ia64.c (ia64_preferred_reload_class,
11075 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11076 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11077 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11079 * config/m68hc11/m68hc11.c (preferred_reload_class,
11080 m68hc11_memory_move_cost): Likewise.
11081 * config/mcore/mcore.c (mcore_secondary_reload_class,
11082 mcore_reload_class): Likewise.
11083 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11084 mips_class_max_nregs, mips_cannot_change_mode_class,
11085 mips_preferred_reload_class, mips_secondary_reload_class,
11086 mips_output_mi_thunk): Likewise.
11087 * config/mmix/mmix.c (mmix_preferred_reload_class,
11088 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11090 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11092 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11093 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11094 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11095 * config/rs6000/rs6000.c (paired_expand_vector_init,
11096 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11097 compare_section_name, rs6000_memory_move_cost): Likewise.
11098 * config/s390/s390.c (s390_emit_compare_and_swap,
11099 s390_preferred_reload_class, s390_secondary_reload,
11100 legitimize_pic_address, legitimize_tls_address,
11101 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11102 s390_class_max_nregs): Likewise.
11103 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11104 * config/s390/s390.md: Likewise.
11105 * config/score/score-protos.h (score_secondary_reload_class,
11106 score_preferred_reload_class): Likewise.
11107 * config/score/score.c (score_preferred_reload_class,
11108 score_secondary_reload_class): Likewise.
11109 * config/score/score3.c (score3_output_mi_thunk,
11110 score3_preferred_reload_class, score3_secondary_reload_class,
11111 score3_hard_regno_mode_ok): Likewise.
11112 * config/score/score3.h (score3_preferred_reload_class,
11113 score3_secondary_reload_class): Likewise.
11114 * config/score/score7.c (score7_output_mi_thunk,
11115 score7_preferred_reload_class, score7_secondary_reload_class,
11116 score7_hard_regno_mode_ok): Likewise.
11117 * config/score/score7.h (score7_preferred_reload_class,
11118 score7_secondary_reload_class): Likewise.
11119 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11120 output_branchy_insn, add_constant, gen_block_redirect,
11121 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11122 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11123 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11124 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11125 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11126 xstormy16_preferred_reload_class): Likewise.
11127 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11128 xtensa_expand_atomic, override_options,
11129 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11131 * reorg.c (try_merge_delay_insns): Likewise.
11132 * tree.c (merge_dllimport_decl_attributes): Likewise.
11134 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11136 2008-08-06 Michael Matz <matz@suse.de>
11138 * Makefile.in (write_entries_to_file): Quote words.
11139 * gengtype.c: (read_input_line): Skip over leading white-space.
11141 2008-08-06 Marc Gauthier <marc@tensilica.com>
11143 * config.gcc: Match more processor names for Xtensa.
11144 * configure.ac: Likewise.
11145 * doc/install.texi (Specific): Likewise.
11146 * configure: Regenerate.
11148 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11150 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11151 * calls.c (avoid_likely_spilled_reg): Likewise.
11152 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11153 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11154 * config/i386/i386.c (ix86_expand_special_args_builtin,
11155 ix86_secondary_reload): Likewise.
11156 * except.c (struct eh_region, gen_eh_region_catch,
11157 remove_unreachable_regions, duplicate_eh_regions,
11158 assign_filter_values, build_post_landing_pads,
11159 sjlj_find_directly_reachable_regions, remove_eh_handler,
11160 reachable_next_level, foreach_reachable_handler,
11161 can_throw_internal_1, can_throw_external_1,
11162 collect_one_action_chain): Likewise.
11163 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11164 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11165 * function.c (update_temp_slot_address, instantiate_new_reg,
11166 instantiate_virtual_regs_in_rtx,
11167 instantiate_virtual_regs_in_insn): Likewise.
11168 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11169 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11170 gimplify_cleanup_point_expr): Likewise.
11171 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11172 * passes.c (next_pass_1): Likewise.
11173 * print-tree.c (print_node_brief, print_node): Likewise.
11174 * profile.c (branch_prob): Likewise.
11175 * tree-dump.c (dump_register): Likewise.
11176 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11178 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11179 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11180 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11181 copy_arguments_for_versioning, copy_static_chain): Likewise.
11182 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11183 add_new_name_mapping, register_new_name_mapping): Likewise.
11184 * tree-mudflap.c (mf_xform_derefs): Likewise.
11185 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11186 get_init_expr, combine_chains): Likewise.
11187 * tree-pretty-print.c (dump_generic_node): Likewise.
11188 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11189 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11190 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11191 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11193 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11195 PR middle-end/37010
11196 * calls.c (expand_call): Use the biggest preferred stack
11199 2008-08-06 Michael Matz <matz@suse.de>
11202 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11203 for reused reload, instead of overwriting them.
11205 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11207 PR middle-end/37009
11208 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11209 for incoming stack boundary.
11211 * function.c (assign_parm_find_entry_rtl): Update
11212 parm_stack_boundary.
11214 * function.h (rtl_data): Add parm_stack_boundary.
11216 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11217 parm_stack_boundary for incoming stack boundary.
11219 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11221 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11222 for unrepresentable subregs or treat them as equal to other regs
11223 or subregs with the same register number.
11225 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11227 PR middle-end/35432
11228 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11231 2008-08-06 Jan Hubicka <jh@suse.cz>
11233 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11234 frequencies might be hot.
11236 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11238 * reload.c (find_reloads): Force constants into literal pool
11239 also if they are wrapped in a SUBREG.
11241 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11244 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11245 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11246 Don't allow predicated instructions for data speculation.
11247 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11250 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11252 * haifa-sched.c (extend_global): Split to extend_global_data and
11253 extend_region_data. Update all uses.
11254 (extend_all): Rename to extend_block_data.
11256 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11258 * sched-rgn.c (new_ready): Check if instruction can be
11259 speculatively scheduled before attempting speculation.
11260 (debug_rgn_dependencies): Remove wrongful assert.
11262 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11264 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11266 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11268 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11269 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11270 va_size, and type_size.
11272 2008-08-04 Jason Merrill <jason@redhat.com>
11275 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11276 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11278 2008-08-05 Richard Henderson <rth@redhat.com>
11280 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11281 * configure: Rebuild.
11283 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11286 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11287 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11290 2008-08-05 Richard Henderson <rth@redhat.com>
11292 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11293 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11294 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11295 * common.opt (fdwarf2-cfi-asm): New.
11296 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11297 * config.in, configure: Rebuild.
11298 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11299 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11301 (dw2_force_const_mem): Externalize.
11302 * dwarf2asm.h: Update.
11303 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11304 generate a real label.
11305 (output_cfi_directive): New.
11306 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11307 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11308 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11310 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11311 (output_loc_operands_raw, output_loc_sequence_raw): New.
11312 (output_cfa_loc_raw): New.
11314 2008-08-05 Paul Brook <paul@codesourcery.com>
11316 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11317 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11318 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11319 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11320 * config/arm/arm.h (TARGET_VFPD32): Define.
11321 (TARGET_VFP3): Use TARGET_VFPD32.
11322 (fputype): Add FPUTYPE_VFP3D16.
11323 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11324 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11325 * config/arm/arm-cores.def: Add cortex-r4f.
11326 * config/arm/arm-tune.md: Regenerate.
11328 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11330 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11331 Reword some comments throughout the file.
11333 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11334 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11335 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11336 MFC_MIN_DMA_LIST_ELEMENTS.
11337 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11338 MFC_MAX_DMA_LIST_ELEMENTS.
11340 (MFC_START_ENABLE): Remove PPU-only define.
11341 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11342 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11344 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11345 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11346 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11347 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11348 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11349 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11350 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11352 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11353 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11354 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11355 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11357 (spu_read_machine_status): Fix typo.
11359 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11361 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11362 SUBREG of multi-word hard register.
11363 * config/spu/spu.c (valid_subreg): Likewise.
11364 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11366 2008-08-04 Richard Guenther <rguenther@suse.de>
11368 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11369 the candidate with the stripped base if that base is different
11370 from the original base even for offset zero.
11372 2008-08-04 Richard Guenther <rguenther@suse.de>
11374 PR middle-end/36691
11375 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11376 check for no_overflow.
11378 2008-08-04 Richard Guenther <rguenther@suse.de>
11380 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11382 2008-08-04 Paul Brook <paul@codesourcery.com>
11384 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11385 (arm_order_regs_for_local_alloc): New function.
11386 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11388 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11390 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11393 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11394 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11395 (ix86_expand_epilogue): Likewise.
11397 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11399 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11402 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11404 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11405 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11406 (*movv2sf_internal_rex64): Ditto.
11408 2008-08-03 Jan Hubicka <jh@suse.cz>
11410 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11411 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11412 * expmed.c (expand_smod_pow2): Likewise.
11414 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11417 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11418 alternative 0 of operand 1.
11419 (*vec_concatv2di_rex64_sse): Ditto.
11420 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11422 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11423 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11424 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11425 (*movv2sf_internal_rex64): Ditto.
11427 2008-08-02 Richard Guenther <rguenther@suse.de>
11430 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11431 (ssedoublesizemode): New mode attribute.
11432 (sse_shufps): Call gen_sse_shufps_v4sf.
11433 (sse_shufps_1): Macroize.
11434 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11435 (sse2_shufpd_1): Macroize.
11436 (vec_extract_odd, vec_extract_even): New expanders.
11437 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11438 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11439 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11440 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11441 (ix86_expand_vector_set): Likewise.
11442 (ix86_expand_reduc_v4sf): Likewise.
11444 2008-08-01 Doug Kwan <dougkwan@google.com>
11446 * matrix-reorg.c: Re-enable all code.
11447 (struct malloc_call_data): Change CALL_STMT to gimple type.
11448 (collect_data_for_malloc_call): Tuplify.
11449 (struct access_site_info): Change STMT to gimple type.
11450 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11451 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11452 (struct free_info): Change STMT to gimple type.
11453 (struct matrix_access_phi_node): Change PHI to gimple type.
11454 (get_inner_of_cast_expr): Remove.
11455 (may_flatten_matrices_1): Tuplify.
11456 (may_flatten_matrices): Ditto.
11457 (mark_min_matrix_escape_level): Ditto.
11458 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11459 (ssa_accessed_in_call_rhs): New
11460 (ssa_accessed_in_assign_rhs): New
11461 (record_access_alloc_site_info): Tuplify.
11462 (add_allocation_site): Ditto.
11463 (analyze_matrix_allocation_site): Ditto.
11464 (analyze_transpose): Ditto.
11465 (get_index_from_offset): Ditto.
11466 (update_type_size): Ditto.
11467 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11468 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11469 (analyze_accesses_for_phi_node): Tuplify.
11470 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11471 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11472 (analyze_matrix_accesses): Tuplify.
11473 (check_var_data): New call-back type for check_var_notmodified_p.
11474 (check_var_notmodified_p): Tuplify and use call-back struct to
11475 return statement found.
11476 (can_calculate_expr_before_stmt): Factor out statement related code
11478 (can_calculate_stmt_before_stmt): New.
11479 (check_allocation_function): Tuplify.
11480 (find_sites_in_func): Ditto.
11481 (record_all_accesses_in_func): Ditto.
11482 (transform_access_sites): Ditto.
11483 (transform_allocation_sites): Ditto.
11484 (matrix_reorg): Re-enable.
11485 (gate_matrix_reorg): Re-enable.
11487 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11489 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11490 for labels for which it hasn't been set yet. If it has been set,
11491 stop walking insns and continue with next worklist item.
11492 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11493 if the only BARRIER is at the very end of a function.
11495 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11497 * cfgexpand.c (expand_stack_alignment): Assert that
11498 stack_realign_drap and drap_rtx must match.
11500 * function.c (instantiate_new_reg): If DRAP is used to realign
11501 stack, replace virtual_incoming_args_rtx with internal arg
11504 2008-08-01 Richard Guenther <rguenther@suse.de>
11506 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11507 loop information only if we initialized it.
11508 (execute_pre): Call fini_pre with in_fre.
11509 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11510 if we do not unroll because we hit max-completely-peeled-insns.
11511 Use our estimation for consistency, do allow shrinking.
11513 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11515 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11516 with MIN_STACK_BOUNDARY.
11517 (ix86_update_stack_boundary): Likewise.
11518 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11521 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11522 (MIN_STACK_BOUNDARY): This.
11524 2008-08-01 Richard Guenther <rguenther@suse.de>
11526 PR middle-end/36997
11527 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11529 2008-08-01 Richard Guenther <rguenther@suse.de>
11531 PR tree-optimization/36988
11532 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11533 do not matter if that doesn't change volatile qualification.
11535 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11537 * configure.ac: Do not generate libada-mk. Do not subst
11538 host_cc_for_libada.
11539 * libada-mk.in: Remove.
11540 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11541 * configure: Regenerate.
11543 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11545 * tree-pass.h: Added comment about not dumping passes with name
11546 starting with star in struct opt_pass.
11547 * passes.c (register_dump_files_1): Don't do dump for a pass with
11548 name starting with star.
11549 * doc/passes.texi (Pass manager): Mention pass names and special
11550 meaning of star prefix to avoid dump.
11552 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11554 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11556 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11557 (ISA_MIPS64R2): New macro.
11558 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11559 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11560 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11561 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11562 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11563 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11564 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11565 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11566 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11567 Move up to keep list alphabetically sorted.
11568 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11569 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11571 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11572 (-march=@var{arch}): Add mips64r2.
11574 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11576 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11578 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11580 * expr.c (expand_assignment): Check for complete type.
11582 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11585 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11587 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11588 for stack alignment.
11590 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11592 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11594 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11595 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11597 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11599 PR rtl-optimization/36419
11600 * dwarf2out.c (barrier_args_size): New variable.
11601 (compute_barrier_args_size, compute_barrier_args_size_1): New
11603 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11604 if not called yet in the current function, use barrier_args_size
11605 array to find the new args_size value.
11606 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11608 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11611 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11614 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11617 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11618 (dwarf2out_stack_adjust): Use it.
11619 (dwarf2out_frame_debug_expr): Likewise.
11621 2008-07-31 Richard Guenther <rguenther@suse.de>
11623 PR tree-optimization/36978
11624 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11625 the generated condition.
11627 2008-07-31 Richard Guenther <rguenther@suse.de>
11629 * passes.c (init_optimization_passes): Always call
11630 pass_early_warn_uninitialized.
11631 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11632 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11633 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11635 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11638 * builtins.c (maybe_emit_free_warning): New function.
11639 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11640 maybe_emit_free_warning for BUILT_IN_FREE.
11643 * dwarf2out.c (get_context_die): New function.
11644 (force_decl_die, force_type_die): Use it.
11645 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11646 returns NULL, force generation of DW_TAG_typedef and put that into
11649 PR preprocessor/36649
11650 * c-pch.c (c_common_read_pch): Save and restore
11651 line_table->trace_includes across PCH restore.
11653 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11656 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11658 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11661 * final.c (call_from_call_insn): Handle COND_EXEC.
11663 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11665 * builtins.c (std_gimplify_va_arg_expr): Replace
11666 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11667 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11669 2008-07-30 Joey Ye <joey.ye@intel.com>
11670 H.J. Lu <hongjiu.lu@intel.com>
11672 * builtins.c (expand_builtin_setjmp_receiver): Replace
11673 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11674 (expand_builtin_apply_args_1): Likewise.
11675 (expand_builtin_longjmp): Need DRAP for stack alignment.
11676 (expand_builtin_apply): Likewise.
11678 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11679 instead of assign_stack_local to allow alignment reduction.
11681 * calls.c (emit_call_1): Need DRAP for stack alignment if
11683 (expand_call): Replace virtual_incoming_args_rtx with
11684 crtl->args.internal_arg_pointer.
11685 * stmt.c (expand_nl_goto_receiver): Likewise.
11687 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11688 alignment and store to stack_alignment_estimated and
11689 max_used_stack_slot_alignment.
11690 (expand_one_var): Likewise.
11691 (expand_stack_alignment): New function.
11692 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11693 and stack_alignment_estimated fields in rtl_data. Call
11694 expand_stack_alignment at end.
11696 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11697 (MAX_STACK_ALIGNMENT): Likewise.
11698 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11699 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11701 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11702 stack alignment when generating virtual registers.
11704 * function.c (assign_stack_local): Renamed to ...
11705 (assign_stack_local_1): This. Add a parameter to indicate
11706 if it is OK to reduce alignment.
11707 (assign_stack_local): Use it.
11708 (instantiate_new_reg): Instantiate virtual incoming args rtx
11709 to vDRAP if stack realignment and DRAP is needed.
11710 (assign_parms): Collect parameter/return type alignment and
11711 contribute to stack_alignment_estimated.
11712 (locate_and_pad_parm): Likewise.
11713 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11714 with crtl->args.internal_arg_pointer.
11716 * function.h (rtl_data): Add new field drap_reg,
11717 max_used_stack_slot_alignment, stack_alignment_estimated,
11718 stack_realign_needed, need_drap, stack_realign_processed and
11719 stack_realign_finalized.
11720 (stack_realign_fp): New macro.
11721 (stack_realign_drap): Likewise.
11723 * global.c (compute_regsets): Frame pointer is needed when
11724 stack is realigned. Can eliminate frame pointer when stack is
11725 realigned and dynamic realigned argument pointer isn't used.
11727 * reload1.c (update_eliminables): Frame pointer is needed
11728 when stack is realigned.
11729 (init_elim_table): Can eliminate frame pointer when stack is
11730 realigned and dynamic realigned argument pointer isn't used.
11732 * rtl.h (assign_stack_local_1): Declare new funtion.
11734 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11735 (TARGET_GET_DRAP_RTX): Likewise.
11736 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11737 TARGET_GET_DRAP_RTX.
11739 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11741 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11742 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11744 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11745 H.J. Lu <hongjiu.lu@intel.com>
11747 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11748 vdrap_reg, stack_realign and drap_reg_saved.
11749 (add_cfi): Don't allow redefining CFA when DRAP is used.
11750 (reg_save): Handle stack alignment.
11751 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11752 alignment. Don't generate DWARF information for (set fp sp)
11754 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11756 (int_loc_descriptor): Move prototype forward. Also define if
11757 DWARF2_UNWIND_INFO is true.
11758 (output_cfa_loc): Handle DW_CFA_expression.
11759 (build_cfa_aligned_loc): New.
11760 (based_loc_descr): Update assert for stack realign. For local
11761 variables, use sp+offset when stack is aligned without drap and
11762 fp+offset when stack is aligned with drap. For arguments, use
11763 cfa+offset when drap is used to align stack.
11765 2008-07-30 Joey Ye <joey.ye@intel.com>
11766 H.J. Lu <hongjiu.lu@intel.com>
11768 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11770 (ix86_gen_andsp): New.
11771 (ix86_user_incoming_stack_boundary): Likewise.
11772 (ix86_default_incoming_stack_boundary): Likewise.
11773 (ix86_incoming_stack_boundary): Likewise.
11774 (ix86_can_eliminate): Likewise.
11775 (find_drap_reg): Likewise.
11776 (ix86_update_stack_boundary): Likewise.
11777 (ix86_get_drap_rtx): Likewise.
11778 (ix86_finalize_stack_realign_flags): Likewise.
11779 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11780 (TARGET_GET_DRAP_RTX): Likewise.
11781 (override_options): Overide option value for new options.
11782 (ix86_function_ok_for_sibcall): Remove check for
11783 force_align_arg_pointer.
11784 (ix86_handle_cconv_attribute): Likewise.
11785 (ix86_function_regparm): Likewise.
11786 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11787 (ix86_va_start): Replace virtual_incoming_args_rtx with
11788 crtl->args.internal_arg_pointer.
11789 (ix86_select_alt_pic_regnum): Check DRAP register.
11790 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11791 (ix86_compute_frame_layout): Compute frame layout wrt stack
11793 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11794 (ix86_expand_prologue): Decide if stack realignment is needed
11795 and generate prologue code accordingly.
11796 (ix86_expand_epilogue): Generate epilogue code wrt stack
11797 realignment is really needed or not.
11799 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11800 (ABI_STACK_BOUNDARY): Likewise.
11801 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11802 (STACK_REALIGN_DEFAULT): Likewise.
11803 (INCOMING_STACK_BOUNDARY): Likewise.
11804 (MAX_STACK_ALIGNMENT): Likewise.
11805 (ix86_incoming_stack_boundary): Likewise.
11806 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11807 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11808 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11809 (machine_function): Remove force_align_arg_pointer.
11811 * config/i386/i386.md (BX_REG): New.
11812 (R13_REG): Likewise.
11814 * config/i386/i386.opt (mforce_drap): New.
11815 (mincoming-stack-boundary): Likewise.
11816 (mstackrealign): Add Init(-1).
11818 * config/i386/i386-protos.h (ix86_can_eliminate): New
11820 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11822 * doc/extend.texi: Update force_align_arg_pointer.
11824 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11827 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11828 (INCOMING_STACK_BOUNDARY): Likewise.
11829 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11830 (TARGET_GET_DRAP_RTX): Likewise.
11832 2008-07-30 Andreas Schwab <schwab@suse.de>
11834 PR rtl-optimization/36929
11835 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11836 add_insn_before and fix argument order.
11837 (replace_inc_dec_mem): Handle NULL rtx.
11839 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11841 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11843 (arm_compute_initial_elimination_offset): Use it.
11844 (arm_compute_save_reg_mask): Include static chain save slot when
11845 calculating alignment.
11846 (arm_get_frame_offsets): Ditto.
11847 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11848 that we can use to decrement the stack when the stack decrement
11849 could be too big for an immediate value in a single insn.
11850 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11852 2008-07-30 Richard Guenther <rguenther@suse.de>
11854 PR tree-optimization/36967
11855 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11856 Release defs of statements we remove.
11858 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11860 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11861 instead of NULL_RTVEC.
11863 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11867 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11870 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11872 * final.c (call_from_call_insn): New.
11873 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11875 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11877 * configure.ac: Substitute ADA_CFLAGS.
11878 * configure: Regenerate.
11879 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11880 * Makefile.in: Remove mention of X_* variables.
11881 * config/pa/x-ada-hpux10: Remove.
11882 * config/pa/x-ada: Remove.
11884 * doc/fragments.texi: Update.
11886 2008-07-30 Olivier Hainque <hainque@adacore.com>
11888 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11889 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11890 __dso_handle explicitly here.
11892 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11895 * c-typeck.c (build_binary_op): Encapsulate code into...
11896 * c-common.c (shorten_binary_op): ...this new function.
11897 (conversion_warning): Use the new function. Handle non-negative
11898 constant in bitwise-and.
11899 * c-common.h (shorten_binary_op): Declare.
11901 2008-07-30 Olivier Hainque <hainque@adacore.com>
11903 * scan.c (make_sstring_space): Add explicit conversions of
11904 allocator's return value.
11905 * fix-header.c (recognized_function): Likewise.
11907 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11909 * doc/cpp.texi: Update to GFDL 1.2.
11910 * doc/gcc.texi: Do not list GPL as Invariant Section.
11911 * doc/gccint.texi: Likewise. Update copyright years.
11912 * doc/install.texi: Update copyright years.
11914 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11917 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11918 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11920 2008-07-29 Jan Hubicka <jh@suse.cz>
11922 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11923 (grokdeclarator): Likewise.
11924 * langhooks.c (lhd_warn_unused_global_decl): Use
11925 DECL_DECLARED_INLINE_P.
11926 * print-tree.c (print_node): Remove DECL_INLINE check.
11928 2008-07-29 Richard Guenther <rguenther@suse.de>
11930 PR tree-optimization/36945
11931 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11932 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11933 Record invariant addresses un-decomposed.
11934 (copy_reference_ops_from_call): Record reference call
11935 arguments properly. Simplify.
11936 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11937 helper split out from ...
11938 (create_component_ref_by_pieces): ... here. Simplify.
11939 Prepare for recursive invocation for call arguments.
11940 (create_expression_by_pieces): Adjust call to
11941 create_component_ref_by_pieces.
11942 (compute_avail): Process operand 2 of reference ops.
11944 2008-07-29 Richard Guenther <rguenther@suse.de>
11946 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11948 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11950 * c-format.c (check_format_types): Revert unwanted checkin.
11952 2008-07-29 Jan Hubicka <jh@suse.cz>
11954 * flags.h (flag_really_no_inline): Remove.
11955 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11956 * toplev.c (flag_really_no_inline): Remove.
11957 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11958 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11959 (cgraph_decide_inlining_incrementally): Likewise.
11960 (compute_inline_parameters): Likewise.
11961 * opts.c (decode_options): Simplify.
11962 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11963 * common.opt (finline): Initialize to 1.
11964 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11966 2008-07-29 Jan Hubicka <jh@suse.cz>
11968 * predict.c (always_optimize_for_size_p): New function.
11969 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11970 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11971 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11973 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11974 * function.c (prepare_function_start): Set default profile.
11975 * function.h (rtl_data): Add maybe_hot_insn_p.
11976 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11977 (construct_exit_block): Likewise.
11978 (tree_expand_cfg): Likewise.
11980 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11981 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11982 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11983 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11986 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11989 * c-decl.c (merge_decls): Merge USED flags.
11991 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11993 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11994 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11995 next_stack, lab_false and lab_over trees.
11997 2008-07-28 Richard Guenther <rguenther@suse.de>
11999 PR tree-optimization/36957
12000 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12001 (useless_type_conversion_p): Remove.
12002 (types_compatible_p): Remove.
12003 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12004 (useless_type_conversion_p): Declare.
12005 (types_compatible_p): Declare.
12006 (gimple_expr_type): Return the base type only if it is
12007 trivially convertible to the subtype.
12009 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12011 * configure.ac: Use the m4_do macro to concatenate the warnings into
12012 one string in ACX_PROG_CC_WARNING_OPTS,
12013 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12014 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12015 * configure: Regenerate.
12017 2008-07-28 Richard Guenther <rguenther@suse.de>
12019 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12020 (insert_fake_stores): Remove.
12021 (realify_fake_stores): Likewise.
12022 (execute_pre): Remove dead code.
12023 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12024 (find_func_aliases): Deal with it here instead.
12025 Re-enable gcc_unreachable call.
12027 2008-07-28 Richard Guenther <rguenther@suse.de>
12029 Merge from gimple-tuples-branch.
12031 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12032 * gimple.def: New file.
12033 * gsstruct.def: Likewise.
12034 * gimple-iterator.c: Likewise.
12035 * gimple-pretty-print.c: Likewise.
12036 * tree-gimple.c: Removed. Merged into ...
12037 * gimple.c: ... here. New file.
12038 * tree-gimple.h: Removed. Merged into ...
12039 * gimple.h: ... here. New file.
12041 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12042 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12043 --enable-checking=gimple flag.
12044 * config.in: Likewise.
12045 * configure: Regenerated.
12047 * tree-ssa-operands.h: Tuplified.
12048 * tree-vrp.c: Likewise.
12049 * tree-loop-linear.c: Likewise.
12050 * tree-into-ssa.c: Likewise.
12051 * tree-ssa-loop-im.c: Likewise.
12052 * tree-dump.c: Likewise.
12053 * tree-complex.c: Likewise.
12054 * cgraphbuild.c: Likewise.
12055 * tree-ssa-threadupdate.c: Likewise.
12056 * tree-ssa-loop-niter.c: Likewise.
12057 * tree-pretty-print.c: Likewise.
12058 * tracer.c: Likewise.
12059 * gengtype.c: Likewise.
12060 * tree-loop-distribution.c: Likewise.
12061 * tree-ssa-loop-unswitch.c: Likewise.
12062 * cgraph.c: Likewise.
12063 * cgraph.h: Likewise.
12064 * tree-ssa-loop-manip.c: Likewise.
12065 * value-prof.c: Likewise.
12066 * tree-ssa-loop-ch.c: Likewise.
12067 * tree-tailcall.c: Likewise.
12068 * value-prof.h: Likewise.
12069 * tree.c: Likewise.
12070 * tree.h: Likewise.
12071 * tree-pass.h: Likewise.
12072 * ipa-cp.c: Likewise.
12073 * tree-scalar-evolution.c: Likewise.
12074 * tree-scalar-evolution.h: Likewise.
12075 * target.h: Likewise.
12076 * lambda-mat.c: Likewise.
12077 * tree-phinodes.c: Likewise.
12078 * diagnostic.h: Likewise.
12079 * builtins.c: Likewise.
12080 * tree-ssa-alias-warnings.c: Likewise.
12081 * cfghooks.c: Likewise.
12082 * fold-const.c: Likewise.
12083 * cfghooks.h: Likewise.
12084 * omp-low.c: Likewise.
12085 * tree-ssa-dse.c: Likewise.
12086 * ipa-reference.c: Likewise.
12087 * tree-ssa-uncprop.c: Likewise.
12088 * toplev.c: Likewise.
12089 * tree-gimple.c: Likewise.
12090 * tree-gimple.h: Likewise.
12091 * tree-chrec.c: Likewise.
12092 * tree-chrec.h: Likewise.
12093 * tree-ssa-sccvn.c: Likewise.
12094 * tree-ssa-sccvn.h: Likewise.
12095 * cgraphunit.c: Likewise.
12096 * tree-ssa-copyrename.c: Likewise.
12097 * tree-ssa-ccp.c: Likewise.
12098 * tree-ssa-loop-ivopts.c: Likewise.
12099 * tree-nomudflap.c: Likewise.
12100 * tree-call-cdce.c: Likewise.
12101 * ipa-pure-const.c: Likewise.
12102 * c-format.c: Likewise.
12103 * tree-stdarg.c: Likewise.
12104 * tree-ssa-math-opts.c: Likewise.
12105 * tree-ssa-dom.c: Likewise.
12106 * tree-nrv.c: Likewise.
12107 * tree-ssa-propagate.c: Likewise.
12108 * ipa-utils.c: Likewise.
12109 * tree-ssa-propagate.h: Likewise.
12110 * tree-ssa-alias.c: Likewise.
12111 * gimple-low.c: Likewise.
12112 * tree-ssa-sink.c: Likewise.
12113 * ipa-inline.c: Likewise.
12114 * c-semantics.c: Likewise.
12115 * dwarf2out.c: Likewise.
12116 * expr.c: Likewise.
12117 * tree-ssa-loop-ivcanon.c: Likewise.
12118 * predict.c: Likewise.
12119 * tree-ssa-loop.c: Likewise.
12120 * tree-parloops.c: Likewise.
12121 * tree-ssa-address.c: Likewise.
12122 * tree-ssa-ifcombine.c: Likewise.
12123 * matrix-reorg.c: Likewise.
12124 * c-decl.c: Likewise.
12125 * tree-eh.c: Likewise.
12126 * c-pretty-print.c: Likewise.
12127 * lambda-trans.c: Likewise.
12128 * function.c: Likewise.
12129 * langhooks.c: Likewise.
12130 * ebitmap.h: Likewise.
12131 * tree-vectorizer.c: Likewise.
12132 * function.h: Likewise.
12133 * langhooks.h: Likewise.
12134 * tree-vectorizer.h: Likewise.
12135 * ipa-type-escape.c: Likewise.
12136 * ipa-type-escape.h: Likewise.
12137 * domwalk.c: Likewise.
12138 * tree-if-conv.c: Likewise.
12139 * profile.c: Likewise.
12140 * domwalk.h: Likewise.
12141 * tree-data-ref.c: Likewise.
12142 * tree-data-ref.h: Likewise.
12143 * tree-flow-inline.h: Likewise.
12144 * tree-affine.c: Likewise.
12145 * tree-vect-analyze.c: Likewise.
12146 * c-typeck.c: Likewise.
12147 * gimplify.c: Likewise.
12148 * coretypes.h: Likewise.
12149 * tree-ssa-phiopt.c: Likewise.
12150 * calls.c: Likewise.
12151 * tree-ssa-coalesce.c: Likewise.
12152 * tree.def: Likewise.
12153 * tree-dfa.c: Likewise.
12154 * except.c: Likewise.
12155 * except.h: Likewise.
12156 * cfgexpand.c: Likewise.
12157 * tree-cfgcleanup.c: Likewise.
12158 * tree-ssa-pre.c: Likewise.
12159 * tree-ssa-live.c: Likewise.
12160 * tree-sra.c: Likewise.
12161 * tree-ssa-live.h: Likewise.
12162 * tree-predcom.c: Likewise.
12163 * lambda.h: Likewise.
12164 * tree-mudflap.c: Likewise.
12165 * ipa-prop.c: Likewise.
12166 * print-tree.c: Likewise.
12167 * tree-ssa-copy.c: Likewise.
12168 * ipa-prop.h: Likewise.
12169 * tree-ssa-forwprop.c: Likewise.
12170 * ggc-page.c: Likewise.
12171 * c-omp.c: Likewise.
12172 * tree-ssa-dce.c: Likewise.
12173 * tree-vect-patterns.c: Likewise.
12174 * tree-ssa-ter.c: Likewise.
12175 * tree-nested.c: Likewise.
12176 * tree-ssa.c: Likewise.
12177 * lambda-code.c: Likewise.
12178 * tree-ssa-loop-prefetch.c: Likewise.
12179 * tree-inline.c: Likewise.
12180 * tree-inline.h: Likewise.
12181 * tree-iterator.c: Likewise.
12182 * tree-optimize.c: Likewise.
12183 * tree-ssa-phiprop.c: Likewise.
12184 * tree-vect-transform.c: Likewise.
12185 * tree-object-size.c: Likewise.
12186 * tree-outof-ssa.c: Likewise.
12187 * cfgloop.c: Likewise.
12188 * system.h: Likewise.
12189 * tree-profile.c: Likewise.
12190 * cfgloop.h: Likewise.
12191 * c-gimplify.c: Likewise.
12192 * c-common.c: Likewise.
12193 * tree-vect-generic.c: Likewise.
12194 * tree-flow.h: Likewise.
12195 * c-common.h: Likewise.
12196 * basic-block.h: Likewise.
12197 * tree-ssa-structalias.c: Likewise.
12198 * tree-switch-conversion.c: Likewise.
12199 * tree-ssa-structalias.h: Likewise.
12200 * tree-cfg.c: Likewise.
12201 * passes.c: Likewise.
12202 * ipa-struct-reorg.c: Likewise.
12203 * ipa-struct-reorg.h: Likewise.
12204 * tree-ssa-reassoc.c: Likewise.
12205 * cfgrtl.c: Likewise.
12206 * varpool.c: Likewise.
12207 * stmt.c: Likewise.
12208 * tree-ssanames.c: Likewise.
12209 * tree-ssa-threadedge.c: Likewise.
12210 * langhooks-def.h: Likewise.
12211 * tree-ssa-operands.c: Likewise.
12212 * config/alpha/alpha.c: Likewise.
12213 * config/frv/frv.c: Likewise.
12214 * config/s390/s390.c: Likewise.
12215 * config/m32c/m32c.c: Likewise.
12216 * config/m32c/m32c-protos.h: Likewise.
12217 * config/spu/spu.c: Likewise.
12218 * config/sparc/sparc.c: Likewise.
12219 * config/i386/i386.c: Likewise.
12220 * config/sh/sh.c: Likewise.
12221 * config/xtensa/xtensa.c: Likewise.
12222 * config/stormy16/stormy16.c: Likewise.
12223 * config/ia64/ia64.c: Likewise.
12224 * config/rs6000/rs6000.c: Likewise.
12225 * config/pa/pa.c: Likewise.
12226 * config/mips/mips.c: Likewise.
12228 2008-07-28 Simon Baldwin <simonb@google.com>
12230 * c-pragma.c (handle_pragma_message): New function.
12231 (init_pragma): Register handle_pragma_message.
12232 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12235 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12237 PR tree-optimization/35252
12238 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12239 REALPART_EXPR to be considered as same load operation.
12241 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12243 PR tree-optimization/36830
12244 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12245 (expressions_equal_p): Return false if only one operand is null.
12247 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12249 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12250 version requirements.
12252 2008-07-26 Olivier Hainque <hainque@adacore.com>
12254 * collect2.c (symkind): New enum. Symbol kinds we care about.
12255 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12256 code and head comment accordingly.
12257 (scan_prog_file): Use symkind names instead of bare integers.
12259 2008-07-25 Jan Hubicka <jh@suse.cz>
12261 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12263 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12264 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12265 * dojump.c (clear_pending_stack_adjust): Likewise.
12266 * print-tree.c (print_node): Ignore DECL_INLINE.
12267 * tree-inline.c (inlinable_function_p): Likewise.
12269 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12271 * doc/extend.texi (hot attribute): Document that the hot attribute
12272 turns on -O3 for some ports.
12273 (cold attribute): Document that the cold attribute turns on -Os
12276 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12277 reflect function specific option support.
12279 * target.h (struct target_option_hooks): Add fields to say whether
12280 the cold attribute implies -Os and the hot attribute implies -O3.
12282 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12283 By default, do not turn on -Os for cold functions.
12284 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12285 not turn on -O3 for hot functions.
12287 * c-common.c (handle_hot_attribute): Use target hook to determine
12288 if hot functions should enable -O3.
12289 (handle_cold_attribute): Use target hook to determine if cold
12290 functions should enable -Os.
12292 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12293 (override_options): Move disable scheduling to
12294 optimization_options.
12295 (optimization_options): Disable scheduling here, not
12297 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12298 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12300 * config/ia64/ia64.c (ia64_override_options): Move setting
12301 scheduling flags to ia64_optimization_options.
12302 (ia64_optimization_options): Disable scheduling options here, and
12303 not in ia64_override_options.
12304 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12305 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12307 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12310 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12312 2008-07-25 Martin Jambor <mjambor@suse.cz>
12314 PR tree-optimization/36926
12315 * ipa-prop.c (ipa_analyze_call_uses): Call
12316 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12318 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12320 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12321 movv2si_internal): Add mem = reg alternative.
12323 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12326 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12327 DEFAULT_PCC_STRUCT_RETURN to 127.
12329 2008-07-24 Jan Hubicka <jh@suse.cz>
12331 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12332 (build_cgraph_edges): Likewise.
12333 * cgraph.c (cgraph_node): Do not update assembler hash.
12334 (cgraph_remove_node): Drop non-unit-at-a-time code.
12335 * tree-pass.h (pass_O0_always_inline): Remove.
12336 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12337 * toplev.c (process_options): Flag unit-at-a-time does not imply
12338 no section anchors.
12339 * cgraphunit.c: Update comments.
12340 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12341 (cgraph_assemble_pending_functions): Remove.
12342 (cgraph_reset_node): Drop non-unit-at-a-time code.
12343 (cgraph_finalize_function): Likewise.
12344 (cgraph_analyze_function): Likewise.
12345 (cgraph_finalize_compilation_unit): Likewise.
12346 (cgraph_expand_function): Likewise.
12347 (cgraph_optimize): Likesise.
12348 (save_inline_function_body): Likewise.
12349 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12350 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12351 * ipa-inline.c: Update comments.
12352 (enum inlining_mode): remove INLINE_SPEED.
12353 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12354 (cgraph_mark_inline_edge): Likewise.
12355 (try_inline): Likewise.
12356 (cgraph_decide_inlining_incrementally): Likewise.
12357 (cgraph_gate_inlining): Remove.
12358 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12359 (cgraph_gate_early_inlining): Likewise.
12360 (gate_inline_passes): Remove.
12361 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12362 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12363 pass_O0_always_inline): Remove.
12364 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12365 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12366 * opts.c (no_unit_at_a_time_default): Remove.
12367 (decode_options): Remove flag_unit_at_a_time reset and warning.
12368 * opts.h (no_unit_at_a_time_default): Remove.
12369 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12370 early in GNU dialect.
12371 (merge_decls): Update comment; drop unit-at-a-time check.
12372 (finish_decl): Likewise.
12373 (grok_declaration): Remove flag_inline_trees code.
12374 (finish_functions): Return on function returning non-void on all
12376 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12377 * cfgexpand.c (expand_one_static_var): Remove.
12378 (expand_one_var): Remove expand_one_static_var call.
12379 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12380 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12381 and flag_unit_at_a-time compatibility checks.
12382 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12383 * tree-inline.c (flag_inline_trees): Remove.
12384 (inlinable_function_p): Don't check it.
12385 (expand_call_inline): Remove non-unit-at-a-time code.
12386 * tree-inline.h (flag_inline_trees): Remove.
12387 * tree-optimize.c (execute_early_local_optimizations): Remove
12388 unit-at-a-time checks.
12389 (tree_rest_of_compilation): Likewise.
12390 * combine.c (setup_incoming_promotions): Likewise.
12391 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12392 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12393 * passes.c (pass_inline_parameters): Update comments; remove
12394 O0_alwaysinline pass.
12395 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12396 (execute_one_pass): Likewise.
12397 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12398 (ix86_function_sseregparm): Likewise.
12399 * arm.c (arm_function_in_section_p): Likewise.
12400 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12401 * varpool.c: Update comments.
12402 (decide_is_variable_needed): Remove unit-at-a-time checks.
12403 (varpool_finalize_decl): Likewise.
12405 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12407 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12408 to 2 instead of -1.
12409 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12411 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12413 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12414 imp symbol extension.
12416 2008-07-23 Ian Lance Taylor <iant@google.com>
12418 * tree-vrp.c (infer_value_range): Ignore asm statements when
12419 looking for memory accesses for -fdelete-null-pointer-checks.
12421 2008-07-24 Ben Elliston <bje@au.ibm.com>
12423 * config/spu/spu-c.c (__vector_keyword): New variable.
12424 (vector_keyword): Likewise.
12425 (spu_categorize_keyword): New function.
12426 (spu_macro_to_expand): Likewise.
12427 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12428 compiling an ISO C dialect.
12430 2008-07-24 Ben Elliston <bje@au.ibm.com>
12432 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12433 conventional usage.
12435 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12437 * configure: Regenerate.
12438 * configure.ac: Require texinfo 4.7.
12439 * doc/install.texi: Document texinfo 4.7 requirement.
12441 2008-07-23 Martin Jambor <mjambor@suse.cz>
12443 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12444 rather than for DECL_SAVED_TREE.
12445 * ipa-prop.c: Include diagnostic.h.
12446 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12448 (ipa_detect_param_modifications): Function rewritten from scratch.
12449 (ipa_compute_jump_functions): Changed accesses to modification flags.
12450 (ipa_free_node_params_substructures): Update flags destruction.
12451 (ipa_node_duplication_hook): Update flags duplication.
12452 (ipa_print_all_params_modified): Updated flag access.
12453 * ipa-prop.h (struct ipa_param_flags): New structure.
12454 (struct ipa_node_params): New field modification_analysis_done,
12455 modified_flags changed into param_flags.
12456 (ipa_is_ith_param_modified): Changed to use new flags.
12457 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12459 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12460 ipa-cp.c and split into two functions.
12461 (ipa_print_node_jump_functions): New function.
12462 (compute_scalar_jump_functions): New function.
12463 (type_like_member_ptr_p): New function.
12464 (compute_pass_through_member_ptrs): New function.
12465 (fill_member_ptr_cst_jump_function): New function.
12466 (determine_cst_member_ptr): New function.
12467 (compute_cst_member_ptr_arguments): New function.
12468 (ipa_compute_jump_functions): Complete rewrite.
12469 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12470 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12471 (struct ipa_member_ptr_cst): New structure.
12472 (union jump_func_value): New field member_cst.
12473 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12474 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12475 jump function types.
12476 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12477 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12478 instead of ipcp_print_all_jump_functions.
12479 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12480 only for replacable scalars.
12482 * doc/invoke.texi (Optimize options): Add description of
12483 -findirect-inlining.
12484 * common.opt (flag_indirect_inlining): New flag.
12485 * opts.c (decode_options): Set flag_indirect_inlining when
12488 * ipa-inline.c: Include ipa-prop.h.
12489 (inline_indirect_intraprocedural_analysis): New function.
12490 (inline_generate_summary): Allocate parameter and argument info
12491 structures, call inline_indirect_intraprocedural_analysis on each
12492 node when doing indirect inlining and deallocate indirect inlining
12493 data structures in the end.
12494 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12495 (free_all_ipa_structures_after_iinln): New function.
12496 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12498 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12500 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12501 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12502 of computing the frequency separately.
12503 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12504 of computing the frequency separately.
12505 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12506 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12507 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12508 (ipa_get_stmt_member_ptr_load_param): New function.
12509 (ipa_is_ssa_with_stmt_def): New function.
12510 (ipa_note_param_call): New function.
12511 (ipa_analyze_call_uses): New function.
12512 (ipa_analyze_stmt_uses): New function.
12513 (ipa_analyze_params_uses): New function.
12514 (ipa_free_node_params_substructures): Also free the param_calls linked
12516 (ipa_node_duplication_hook): Also duplicate the param_calls
12518 (ipa_print_node_param_flags): New function.
12519 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12520 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12521 * ipa-prop.h (struct ipa_param_flags): New field called.
12522 (struct ipa_param_call_note): New structure.
12523 (struct ipa_node_params): New fields param_calls and
12524 uses_analysis_done.
12525 (ipa_is_ith_param_called): New function.
12526 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12527 ipa_analyze_params_uses and dump parameter flags.
12529 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12530 ipa_propagate_indirect_call_infos if performing indirect inlining,
12531 pass a new parameter new_edges to it.
12532 (add_new_edges_to_heap): New fucntion.
12533 (cgraph_decide_inlining_of_small_functions): New vector
12534 new_indirect_edges for newly found indirect edges , call
12535 ipa_propagate_indirect_call_infos after inlining.
12536 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12537 inlining if performing indirect inlining. Call
12538 free_all_ipa_structures_after_iinln when doing so too.
12539 (inline_generate_summary): Do not call
12540 free_all_ipa_structures_after_iinln here.
12541 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12542 (print_edge_addition_message): New function.
12543 (update_call_notes_after_inlining): New function.
12544 (propagate_info_to_inlined_callees): New function.
12545 (ipa_propagate_indirect_call_infos): New function.
12546 * ipa-prop.h: Include cgraph.h
12547 (struct ipa_param_call_note): Fields reordered, new field processed.
12548 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12549 flag indirect_call.
12550 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12551 rediscovered call statements.
12552 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12553 (dump_cgraph_node): Dump also the indirect_call flag.
12554 (cgraph_clone_edge): Copy also the indirect_call flag.
12555 * tree-inline.c (copy_bb): Do not check for fndecls from call
12556 expressions, check for edge availability when moving clones.
12557 (get_indirect_callee_fndecl): New function.
12558 (expand_call_inline): If callee declaration is not apprent from
12559 the statement, try calling get_indirect_callee_fndecl. Do not
12560 issue warnings or call sorry when not inlinings an indirect edge.
12561 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12563 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12564 bit more frandly to matching.
12565 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12566 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12567 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12569 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12572 * opth-gen.awk: Suppress function specific features when building
12574 * optc-gen.awk: Ditto.
12576 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12579 * diagnostic.c (pedwarn): Add opt parameter.
12581 * c-tree.h (pedwarn_init): Add opt parameter.
12582 (pedwarn_c90): Likewise.
12583 (pedwarn_c99): Likewise.
12584 * c-errors.c (pedwarn_c99): Likewise.
12585 (pedwarn_c90): Likewise.
12586 * toplev.h (pedwarn): Update declaration.
12587 (pedwarn0): Declare.
12588 * c-lex.c: All calls to pedwarn changed.
12589 * builtins.c: All calls to pedwarn changed.
12590 * toplev.c: All calls to pedwarn changed.
12591 * c-decl.c: All calls to pedwarn changed.
12592 * c-typeck.c: All calls to pedwarn changed.
12593 * c-common.c: All calls to pedwarn changed.
12594 * c-parser.c: All calls to pedwarn changed.
12596 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12597 Karthik Kumar <karthikkumar@gmail.com>
12599 * attribs.c (file scope): Include c-common.h.
12600 (decl_attributes): Add support for #pragma GCC optimize and
12601 #pragma GCC option.
12603 * targhooks.c (default_can_inline_p): New function that is the
12604 default for the TARGET_CAN_INLINE_P target hook.
12606 * targhooks.h (default_can_inline_p): Add declaration.
12608 * tree.c (cl_optimization_node): New static tree for building
12609 OPTIMIZATION_NODE tree.
12610 (cl_target_option_node): New static tree for building
12611 TARGET_OPTION_NODE tree.
12612 (cl_option_hash_table): New hash table for hashing
12613 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12614 (cl_option_hash_hash): New function to provide the hash value for
12615 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12616 (cl_option_hash_eq): New function to provide an equality test for
12617 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12618 (tree_code_size): Add support for OPTIMIZATION_NODE and
12619 TARGET_OPTION_NODE trees.
12620 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12621 TARGET_OPTION_NODE trees.
12622 (build_optimization_node): Build a tree that has all of the
12623 current optimization options.
12624 (build_target_option_node): Build a tree that has the target
12625 options that might be changed on a per function basis.
12627 * tree.h (file scope): Include options.h.
12628 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12629 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12630 (TREE_OPTIMIZATION): Ditto.
12631 (TREE_TARGET_SPECIFIC): Ditto.
12632 (struct tree_function_decl): Add fields for remembering the
12633 current optimization options and target specific options.
12634 (struct tree_optimization_option): New tree variant that remembers
12635 the optimization options.
12636 (struct tree_target_option): New tree variant that remembers the
12637 target specific flags that might change for compiling a particular
12639 (union tree_node): Include tree_optimization_option and
12640 tree_target_option fields.
12641 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12642 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12643 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12644 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12645 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12646 optimization and target options.
12647 (optimization_default_node): New macro to refer to global_trees
12649 (optimization_current_node): Ditto.
12650 (optimization_cold_node): Ditto.
12651 (optimization_hot_node): Ditto.
12652 (target_option_default_node): Ditto.
12653 (target_option_current_node): Ditto.
12654 (current_option_pragma): Ditto.
12655 (current_optimize_pragma): Ditto.
12657 * target.h (struct gcc_target): Add valid_option_attribute_p,
12658 target_option_save, target_option_restore, target_option_print,
12659 target_option_pragma_parse, and can_inline_p hooks.
12661 * toplev.h (parse_optimize_options): Add declaration.
12662 (fast_math_flags_struct_set_p): Ditto.
12664 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12665 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12668 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12669 tree_can_inline_p hook to see if one function can inline another.
12670 (cgraph_decide_inlining): Ditto.
12671 (cgraph_decide_inlining_incrementally): Ditto.
12673 * opts.c (decode_options): Add support for running multiple times
12674 to allow functions with different target or optimization options
12675 than was specified on the command line.
12676 (fast_math_flags_struct_set_p): New function that is similar to
12677 fast_math_flags_set_p, except it uses the values in the
12678 cl_optimization structure instead of global variables.
12680 * optc-gen.awk: Add support for TargetSave to allow a back end to
12681 declare new fields that need to be saved when using function
12682 specific options. Include flags.h and target.h in the options.c
12683 source. Add support for Save to indicate which options can be set
12684 for individual functions. Generate cl_optimize_save,
12685 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12686 cl_target_option_restore, cl_target_option_print functions to
12687 allow functions to use different optimization or target options.
12689 * opt-functions.awk (var_type_struct): Return the type used for
12690 storing the field in a structure.
12692 * opth-gen.awk: Add support for TargetSave to allow a back end to
12693 declare new fields that need to be saved when using function
12694 specific options. Add support for Save to indicate which options
12695 can be set for individual functions. Only generate one extern for
12696 Mask fields. Generate cl_optimization and cl_target_option
12697 structures to remember optimization and target options.
12699 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12700 collecting new tree nodes.
12701 (TS_TARGET_OPTION): Ditto.
12703 * c-decl.c (merge_decls): Merge function specific target and
12704 optimization options.
12706 * function.c (invoke_set_current_function_hook): If the function
12707 uses different optimization options, change the global variables
12710 * coretypes.h (struct cl_optimization): Add forward reference.
12711 (struct cl_target_option): Ditto.
12713 * c-pragma.c (option_stack): New static vector to remember the
12714 current #pragma GCC option stack.
12715 (handle_pragma_option): New function to support #pragma GCC option
12716 to change target options.
12717 (optimize_stack): New static vector to remember the current
12718 #pragma GCC optimize stack.
12719 (handle_pragma_optimize): New function to support #pragma GCC
12720 optimize to change optimization options.
12721 (init_pragma): Add support for #pragma GCC optimize and #pragma
12724 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12725 optimization options.
12726 (TARGET_OPTION_NODE): New tree code for remembering certain target
12729 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12730 TARGET_OPTION_NODE trees.
12732 * common.opt (-O): Add Optimization flag.
12734 (-fmath-errno): Ditto.
12735 (-falign-functions): Add UInteger flag to make sure flag gets full
12736 int in cl_optimization structure.
12737 (-falign-jumps): Ditto.
12738 (-falign-labels): Ditto.
12739 (-falign-loops): Ditto.
12740 (-fsched-stalled-insns): Ditto.
12741 (-fsched-stalled-insns-dep): Ditto.
12743 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12745 (TARGET_OPTION_SAVE): Ditto.
12746 (TARGET_OPTION_RESTORE): Ditto.
12747 (TARGET_OPTION_PRINT): Ditto.
12748 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12749 (TARGET_CAN_INLINE_P): Ditto.
12750 (TARGET_INITIALIZER): Add new hooks.
12752 * tree-inline.c (tree_can_inline_p): New function to determine
12753 whether one function can inline another. Check if the functions
12754 use compatible optimization options, and also call the backend
12757 * tree-inline.h (tree_can_inline_p): Add declaration.
12759 * c-common.c (c_common_attribute): Add support for option and
12760 optimize attributes.
12761 (handle_option_attribute): Add support for the option attribute to
12762 allow the user to specify different target options for compiling a
12764 (handle_optimize_attribute): Add support for the optimize
12765 attribute to allow the user to specify different optimization
12766 options for compiling a specific function.
12767 (handle_hot_attribute): Turn on -O3 optimization for this one
12768 function if it isn't the default optimization level.
12769 (handle_cold_attribute): Turn on -Os optimization for this one
12770 function if it insn't the default optimization.
12771 (const_char_p): New const char * typedef.
12772 (optimize_args): New static vector to remember the optimization
12774 (parse_optimize_options): New function to set up the optimization
12775 arguments from either the optimize attribute or #pragma GCC optimize.
12777 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12778 (builtin_define_std): Ditto.
12780 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12781 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12782 (x86_64-*-*): Ditto.
12784 * Makefile.in (TREE_H): Add options.h.
12785 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12787 * doc/extend.texi (option attribute): Document new attribute.
12788 (optimize attribute): Ditto.
12789 (hot attribute): Document hot attribute sets -O3.
12790 (cold attribute): Document cold attribute sets -Os.
12791 (#pragma GCC option): Document new pragma.
12792 (#pragma GCC optimize): Ditto.
12794 * doc/options.texi (TargetSave): Document TargetSave syntax.
12795 (UInteger): Document UInteger must be used for certain flags.
12796 (Save): Document Save option to create target specific options
12797 that can be saved/restored on a function specific context.
12799 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12800 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12802 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12803 (TARGET_OPTION_SAVE): Ditto.
12804 (TARGET_OPTION_RESTORE): Ditto.
12805 (TARGET_OPTION_PRINT): Ditto.
12806 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12807 (TARGET_CAN_INLINE_P): Ditto.
12809 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12811 (-mfpmath=both): Ditto.
12813 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12814 Karthik Kumar <karthikkumar@gmail.com>
12816 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12817 (TARGET_POPCNT): Ditto.
12818 (TARGET_SAHF): Ditto.
12819 (TARGET_AES): Ditto.
12820 (TARGET_PCLMUL): Ditto.
12821 (TARGET_CMPXCHG16B): Ditto.
12822 (TARGET_RECIP): Move switch into target_flags.
12823 (TARGET_FUSED_MADD): Ditto.
12824 (ix86_arch_features): Make an unsigned char type.
12825 (ix86_tune_features): Ditto.
12826 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12827 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12828 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12830 * config/i386/i386.opt (arch): New TargetSave field to define
12831 fields that need to be saved for function specific option support.
12834 (branch_cost): Ditto.
12835 (ix86_isa_flags_explicit): Ditto.
12836 (tune_defaulted): Ditto.
12837 (arch_specified): Ditto.
12838 (-m128-long-double): Add Save flag to save option for target
12839 specific option support.
12841 (-maccumulate-outgoing-args): Ditto.
12842 (-malign-double): Ditto.
12843 (-malign-stringops): Ditto.
12844 (-mfancy-math-387): Ditto.
12845 (-mhard-float): Ditto.
12846 (-mieee-fp): Ditto.
12847 (-minline-all-stringops): Ditto.
12848 (-minline-stringops-dynamically): Ditto.
12849 (-mms-bitfields): Ditto.
12850 (-mno-align-stringops): Ditto.
12851 (-mno-fancy-math-387): Ditto.
12852 (-mno-push-args): Ditto.
12853 (-mno-red-zone): Ditto.
12854 (-mpush-args): Ditto.
12855 (-mred-zone): Ditto.
12857 (-msseregparm): Ditto.
12858 (-mstack-arg-probe): Ditto.
12870 (-mno-sse4): Ditto.
12873 (-mrecip): Move flag into target_flags.
12875 (-mno-fused-madd): Ditto.
12876 (-mfused-madd): Ditto.
12877 (-mabm): Move flag into ix86_isa_flags.
12884 * config/i386/i386-c.c: New file for #pragma support.
12885 (ix86_target_macros_internal): New function to #define or #undef
12886 target macros based when the user uses the #pragma GCC option to
12887 change target options.
12888 (ix86_pragma_option_parse): New function to add #pragma GCC option
12890 (ix86_target_macros): Move defining the target macros here from
12891 TARGET_CPU_CPP_BUILTINS in i386.h.
12892 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12893 defined, initialize any subtarget #pragmas.
12895 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12896 REGISTER_TARGET_PRAGMAS.
12898 * config/i386/t-i386: New file for x86 dependencies.
12899 (i386.o): Make dependencies mirror the include files used.
12900 (i386-c.o): New file, add dependencies.
12902 * config/i386/i386-protos.h (override_options): Add bool argument.
12903 (ix86_valid_option_attribute_tree): Add declaration.
12904 (ix86_target_macros): Ditto.
12905 (ix86_register_macros): Ditto.
12907 * config/i386/i386.c (ix86_tune_features): Move initialization of
12908 the target masks to initial_ix86_tune_features to allow functions
12909 to have different target options. Make type unsigned char,
12910 instead of unsigned int.
12911 (initial_ix86_tune_features): New static vector to hold processor
12912 masks for the tune variables.
12913 (ix86_arch_features): Move initialization of the target masks to
12914 initial_ix86_arch_features to allow functions to have different
12915 target options. Make type unsigned char, instead of unsigned int.
12916 (initial_ix86_arch_features): New static vector to hold processor
12917 masks for the arch variables.
12918 (enum ix86_function_specific_strings): New enum to describe the
12919 string options used for attribute((option(...))).
12920 (ix86_target_string): New function to return a string that
12921 describes the target options.
12922 (ix86_debug_options): New function to print the current options in
12924 (ix86_function_specific_save): New function hook to save the
12925 function specific global variables in the cl_target_option structure.
12926 (ix86_function_specific_restore): New function hook to restore the
12927 function specific variables from the cl_target_option structure to
12928 the global variables.
12929 (ix86_function_specific_print): New function hook to print the
12930 target specific options in the cl_target_option structure.
12931 (ix86_valid_option_attribute_p): New function hook to validate
12932 attribute((option(...))) arguments.
12933 (ix86_valid_option_attribute_tree): New function that is common
12934 code between attribute((option(...))) and #pragma GCC option
12935 support that parses the options and returns a tree holding the options.
12936 (ix86_valid_option_attribute_inner_p): New helper function for
12937 ix86_valid_option_attribute_tree.
12938 (ix86_can_inline_p): New function hook to decide if one function
12939 can inline another on a target specific basis.
12940 (ix86_set_current_function); New function hook to switch target
12941 options if the user used attribute((option(...))) or #pragma GCC
12943 (ix86_tune_defaulted): Move to static file scope from
12945 (ix86_arch_specified): Ditto.
12946 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12948 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12949 (OPTION_MASK_ISA_ABM_SET): Ditto.
12950 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12951 (OPTION_MASK_ISA_CX16_SET): Ditto.
12952 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12953 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12954 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12955 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12956 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12957 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12958 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12959 (struct ptt): Move to static file scope from override_options.
12960 (processor_target_table): Ditto.
12961 (cpu_names): Ditto.
12962 (ix86_handle_option): Add support for options that are now isa options.
12963 (override_options): Add support for declaring functions that
12964 support different target options than were specified on the
12965 command line. Move struct ptt, processor_target_table, cpu_names,
12966 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12967 Add bool argument. Fix up error messages so the appropriate error
12968 is given for either command line or attribute.
12969 (ix86_previous_fndecl): New static to remember previous function
12970 declaration to see if we need to change target options.
12971 (ix86_builtins_isa): New array to record the ISA of each builtin
12973 (def_builtin): Always create the builtin function, even if the
12974 current ISA doesn't support it.
12975 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12976 tests for those builtins.
12977 (ix86_init_builtins): Remove TARGET_MMX test for calling
12978 ix86_init_mmx_sse_builtins.
12979 (ix86_expand_builtin): If the current ISA doesn't support a given
12980 builtin, signal an error.
12981 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12982 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12983 (TARGET_OPTION_SAVE): Ditto.
12984 (TARGET_OPTION_RESTORE): Ditto.
12985 (TARGET_OPTION_PRINT): Ditto.
12986 (TARGET_CAN_INLINE_P): Ditto.
12988 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12990 * c-typeck.c (build_external_ref): Don't call assemble_external.
12991 * final.c (output_operand): Call assemble_external.
12993 2008-07-21 DJ Delorie <dj@redhat.com>
12995 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12996 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12998 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13000 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13001 original insn and splitter contents into ...
13002 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13003 flag_unsafe_math_optimizations. Add dummy scratch register.
13004 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13005 !flag_unsafe_math_optimizations. Returns number with next
13006 highest magnitude if this is still less or equal to the true
13007 quotient in magnitude.
13009 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13011 * Makefile.in: Replace toplev.h with TOPLEV_H.
13012 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13013 * c-lex.c (fe_file_change): Don't set in_system_header.
13014 * c-parser.c (c_token): Remove in_system_header.
13015 (c_lex_one_token): Don't set in_system_header.
13016 (c_parser_set_source_position_from_token): Don't set in_system_header.
13017 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13020 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13021 * flags.h (in_system_header): Remove.
13022 * function.c (saved_in_system_header): Remove.
13023 (push_cfun): Don't set in_system_header.
13024 (pop_cfun): Don't set in_system_header.
13025 (push_struct_function): Don't set in_system_header.
13026 * input.h (expanded_location): Add sysp.
13027 (in_system_header_at): New.
13028 (in_system_header): New.
13029 * toplev.c (in_system_header): Remove.
13030 * toplev.h: Include input.h
13032 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13033 * tree-ssa.c (warn_uninit): Call warning_at.
13034 (warn_uninitialized_var): Update calls to warn_uninit.
13035 (warn_uninitialized_phi): Update calls to warn_uninit.
13036 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13037 (expand_location): Initialize xloc.sysp.
13038 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13039 (tree_decl_with_vis): Remove in_system_header_flag.
13041 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13044 * recog.c (asm_operand_ok): Change the order of the extra
13045 memory constraint checks.
13047 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13050 * tree-switch-conversion.c (build_one_array): Call
13051 varpool_mark_needed_node and varpool_finalize_decl
13052 instead of assemble_variable.
13054 2008-07-19 Jan Hubicka <jh@suse.cz>
13056 * cgraph.c (cgraph_add_new_function): Do early local passes.
13057 * tree-nrv.c (gate_pass_return_slot): New gate.
13058 (pass_nrv): Add the gate.
13059 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13061 (coalesce_ssa_name): Coalesce SSA names.
13062 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13063 not optimizing so unused user vars remains visible.
13064 * common.opt (flag_tree_ter): Always enable by default.
13065 * tree-ssa-ter.c: Include flags.h
13066 (is_replaceable_p): Check that locations match; when aliasing
13067 is missing be conservative about loads.
13068 * tree-optimize.c (gate_init_datastructures): Remove.
13069 (pass_init_datastructures): New.
13070 * passes.c: Reorder passes so we always go into SSA.
13072 2008-07-19 Jan Hubicka <jh@suse.cz>
13074 * doc/extend.texi (flatten attribute): Remove note about
13076 * doc/invoke.texi (--combine): Likewise.
13077 (-finline-functions-called-once): Update levels when enabled.
13078 (-funit-at-a-time): Document new behaviour.
13079 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13080 -fno-section-anchors when disabled explicitly.
13081 (inline params): They are not ignored now.
13082 (precompiled headers): Remove unit-at-a-time as being incompatible.
13083 * opts.c (decode_options): Handle unit-at-a-time as alias;
13084 imply -fno-section-anchors when toplevel reorder is disabled
13086 * common.opt (ftoplevel-reorder): Set default value to 2.
13087 (funit-at-a-time): Set default value to 1.
13088 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13091 2008-07-19 Jan Hubicka <jh@suse.cz>
13093 * builtins.c (expand_builtin_int_roundingfn,
13094 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13097 2008-07-19 Richard Guenther <rguenther@suse.de>
13100 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13101 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13102 * tree-ssa-pre.c (get_expr_value_id): For newly created
13103 constant value-ids make sure to add the expression to its
13106 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13108 PR middle-end/36877
13109 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13110 return value of the builtin is ignored.
13112 2008-07-19 Olivier Hainque <hainque@adacore.com>
13114 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13115 bits, a C conformant malloc implementation has to provide.
13116 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13118 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13122 * reload.c (find_reloads_subreg_address): Only reload address if
13123 reloaded == 0, not for reloaded != 1.
13126 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13127 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13128 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13129 m32c_legitimize_reload_address.
13131 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13132 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13133 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13135 2008-07-19 Olivier Hainque <hainque@adacore.com>
13137 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13138 argument, saying whether nested array are to be collapsed
13139 into a single array type DIE with multiple subscripts.
13140 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13141 issues, centralize the nested array types collapsing control and
13142 disable the transformation for Ada.
13144 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13149 (x86_64_shift_adj_2): New expander.
13150 (x86_64_shift_adj_3): Ditto.
13151 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13152 to split TImode operands.
13153 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13154 (ix86_split_lshr): Ditto.
13156 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13158 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13159 and __CHAR32_TYPE__.
13160 * c-typeck.c (digest_init): Support char16_t and char32_t.
13161 (set_nonincremental_init_from_string): Idem.
13163 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13165 PR middle-end/36859
13166 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13167 PREFERRED_STACK_BOUNDARY.
13168 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13170 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13172 PR middle-end/36858
13173 * function.c (locate_and_pad_parm): Cap boundary earlier.
13175 2008-07-17 Julian Brown <julian@codesourcery.com>
13177 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13178 no-op for targets which don't use DLLs.
13180 2008-07-17 Martin Jambor <mjambor@suse.cz>
13182 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13183 that nodes are relevant by examining the node->analyzed flag.
13184 (ipcp_init_stage): Check which nodes are relevant, assert that the
13185 relevant ones are also required.
13186 (ipcp_propagate_stage): Check on the side arrays are properly
13188 (ipcp_print_all_jump_functions): Make sure not to touch any node
13189 that is not analyzed or an edge that does not have a corresponding
13190 entry in the on-the-side vectors.
13191 (ipcp_function_scale_print): Likewise.
13192 (ipcp_update_callgraph): Check that the node is relevant.
13193 (ipcp_insert_stage): Check that the node is relevant. Check there is
13194 an info for every node and edge.
13195 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13196 (ipa_print_all_tree_maps): Likewise and a new variable info.
13197 (ipa_print_all_params_modified): Likewise.
13198 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13200 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13203 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13205 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13207 PR rtl-optimization/36753
13208 * fwprop.c (use_killed_between): Don't shortcut
13209 single-definition global registers.
13211 2008-07-16 Jan Hubicka <jh@suse.cz>
13213 * cgraph.h (varpool_empty_needed_queue): Declare.
13214 * cgraphunit.c (output_in_order): Mark all variables as needed;
13216 * varpool.c (varpool_assemble_node): Update debug queue.
13217 (varpool_assemble_pending_decls): Don't do it here.
13218 (varpool_empty_needed_queue): New function.
13220 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13222 * recog.c (peephole2_optimize): Fix formatting.
13224 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13226 * c-pch.c (get_ident): Avoid C++ keywords.
13227 * combine-stack-adj.c (single_set_for_csa): Likewise.
13228 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13229 output_asm_insn): Likewise.
13230 * reload.c (push_secondary_reload, find_reusable_reload,
13231 push_reload, combine_reloads, find_reloads,
13232 debug_reload_to_stream): Likewise.
13233 * reload.h (struct reload): Likewise.
13234 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13235 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13236 emit_output_reload_insns): Likewise.
13237 * targhooks.c (default_secondary_reload): Likewise.
13238 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13240 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13242 * recog.c (validate_change_1, validate_change,
13243 validate_unshare_change, validate_replace_rtx_1, struct
13244 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13246 * reload.c (push_secondary_reload, secondary_reload_class,
13247 scratch_reload_class, find_valid_class, find_reusable_reload,
13248 push_reload, find_dummy_reload, find_reloads_address_1,
13249 find_reloads_address_part, find_equiv_reg): Likewise.
13250 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13251 choose_reload_regs): Likewise.
13252 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13254 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13255 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13256 * sched-rgn.c (concat_INSN_LIST): Likewise.
13257 * stor-layout.c (mode_for_size, mode_for_size_tree,
13258 smallest_mode_for_size): Likewise.
13260 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13262 * cfg.c (dump_reg_info): Avoid C++ keywords.
13263 * dwarf2asm.c (dw2_force_const_mem,
13264 dw2_asm_output_encoded_addr_rtx): Likewise.
13265 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13266 * expmed.c (expand_shift): Likewise.
13267 * global.c (find_reg): Likewise.
13268 * graph.c (draw_edge): Likewise.
13269 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13270 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13271 widen_clz, widen_bswap, expand_parity, expand_unop,
13272 emit_cmp_and_jump_insn_1): Likewise.
13273 * postreload.c (reload_cse_simplify_operands): Likewise.
13274 * ra.h (add_neighbor): Likewise.
13275 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13276 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13277 record_reg_classes, copy_cost, record_address_regs,
13278 invalid_mode_change_p): Likewise.
13279 * regrename.c (regrename_optimize, scan_rtx_reg,
13280 dump_def_use_chain, find_oldest_value_reg,
13281 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13283 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13285 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13286 MASK_POWERPC64 for power4 in previous commit.
13288 2008-07-16 Olivier Hainque <hainque@adacore.com>
13290 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13291 instead of bare conversion to cast const-ness away.
13293 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13295 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13296 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13297 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13298 (TARGET_FUNCTION_VALUE): Define.
13300 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13302 * config/rs6000/rs6000.c (processor_target_table): Add
13303 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13305 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13308 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13309 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13310 m32c_legitimize_reload_address.
13312 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13314 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13315 DECL_IN_SYSTEM_HEADER in sync.
13317 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13319 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13320 * tree-ssa-pre.c (pre_expr_eq): Ditto
13321 (get_constant_for_value_id): Take a type as an argument.
13322 (fully_constant_expression): Pass in type.
13323 (find_or_generate_expression): Short circuit constant case.
13324 (create_expression_by_pieces): Remove special casing of
13326 (do_regular_insertion): Short circuit constant case.
13327 (do_partial_partial_insertion): Ditto.
13329 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13332 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13334 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13336 * config/xtensa/libgcc-xtensa.ver: New file.
13337 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13339 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13341 * df-problems.c (df_set_note): Avoid C++ keywords.
13342 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13343 * dse.c (record_store, remove_useless_values): Likewise.
13344 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13345 gen_reg_rtx_offset, operand_subword, change_address_1,
13346 change_address, adjust_address_1, offset_address,
13347 widen_memory_access, emit_copy_of_insn_after): Likewise.
13348 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13349 * fwprop.c (should_replace_address, propagate_rtx_1,
13350 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13352 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13353 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13354 * lcm.c (compute_insert_delete, pre_edge_lcm,
13355 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13356 * lower-subreg.c (resolve_reg_notes): Likewise.
13357 * mode-switching.c (optimize_mode_switching): Likewise.
13359 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13361 * bt-load.c (add_btr_def, migrate_btr_def,
13362 branch_target_load_optimize): Avoid C++ keywords.
13363 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13365 * combine.c (subst, simplify_set, make_extraction,
13366 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13367 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13368 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13370 2008-07-15 Richard Guenther <rguenther@suse.de>
13372 PR middle-end/36369
13373 * c-common.c (strict_aliasing_warning): Do not warn for
13374 TYPE_REF_CAN_ALIAS_ALL pointers.
13375 (c_common_get_alias_set): may_alias types are not special.
13376 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13377 attribute and set can_ref_all accordingly.
13378 (build_reference_type_for_mode): Likewise.
13379 * doc/extend.texi (may_alias): Clarify.
13381 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13384 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13385 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13387 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13390 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13391 gcc_assert, instead call output_operand_lossage.
13393 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13395 * builtins.c (std_canonical_va_list): Treat structure based
13398 2008-07-15 Ben Elliston <bje@au.ibm.com>
13400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13402 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13404 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13407 2008-07-14 Jan Hubicka <jh@suse.cz>
13409 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13410 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13411 fix predicates and constraints.
13412 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13413 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13415 2008-07-14 Doug Kwan <dougkwan@google.com>
13417 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13418 additional option file arm/eabi.opt.
13419 * config/arm/eabi.h (File): New configuration file for EABI targets.
13420 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13421 SUBSUBTARGET_EXTRA_SPECS.
13422 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13423 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13424 from STARTFILE_SPEC so that it can be referenced in an override.
13425 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13426 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13427 can be referenced in an override.
13428 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13429 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13430 so that it can be referenced in an override.
13431 (LINK_SPEC): Use BPABI_LINK_SPEC.
13432 * config/arm/eabi.opt (File): New.
13434 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13436 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13437 (FIXED_VALUE_H): New variable.
13438 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13439 input.h, fixed-value.h.
13440 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13441 (BASIC_BLOCK_H): Use $(BITMAP_H).
13442 (FUNCTION_H): Add varray.h.
13443 (IPA_REFERENCE_H): Use $(BITMAP_H).
13444 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13445 (DF_H): Use $(BITMAP_H).
13446 (GGC_H): Add statistics.h.
13447 (INSN_ADDR_H): New.
13448 (INSN_ATTR_H): Use it.
13449 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13451 (SYMTAB_H): Add $(OBSTACK_H).
13452 (CPP_INTERNAL_H): New.
13453 (TREE_DUMP_H): Add tree-pass.h.
13454 (TREE_FLOW_H): Use $(BITMAP_H)
13455 (PRETTY_PRINT_H): Use $(INPUT_H).
13456 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13459 (many object files): Fix lots of header dependencies throughout.
13461 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13463 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13465 (s-gtyp-input): Use them to write tmp-gi.list.
13466 (echo_to_gi.list): Remove.
13468 2008-07-14 Richard Guenther <rguenther@suse.de>
13470 * tree-ssa-sccvn.c (pre_info): Remove.
13471 (switch_to_PRE_table): Likewise.
13472 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13473 (set_hashtable_value_ids): Do not create value-ids for the
13475 (run_scc_vn): Remove double test. Remove bogus special-case
13476 in value-number printing.
13477 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13478 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13480 * tree-flow-inline.h (get_value_handle): Remove.
13481 * tree-flow.h (get_value_handle): Remove.
13483 2008-07-14 Martin Jambor <mjambor@suse.cz>
13485 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13486 in which we generate arithmetics is not a subrange.
13488 2008-07-14 Martin Jambor <mjambor@suse.cz>
13490 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13492 2008-07-14 Richard Guenther <rguenther@suse.de>
13494 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13496 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13499 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13500 reload for symbol refs moved to r0 with -fPIC.
13501 (legitimize_pic_address): Use the target register as temporary
13503 (emit_symbolic_move): Adjust comment.
13504 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13507 2008-07-14 Ben Elliston <bje@au.ibm.com>
13509 * c-common.h (C_CPP_HASHNODE): New macro.
13510 * coretypes.h (struct cpp_token): Forward declare.
13511 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13512 the context-sensitive keyword method.
13513 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13514 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13515 expand_bool_pixel): New.
13516 (altivec_categorize_keyword): New function.
13517 (init_vector_keywords): New function.
13518 (rs6000_macro_to_expand): Likewise.
13519 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13520 compiling an ISO C dialect.
13522 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13524 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13525 (create_expression_by_pieces): Fix typo.
13526 (do_regular_insertion): Use debug counter here too.
13528 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13531 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13532 CONST_OK_FOR_LETTER_P. All port-local users changed.
13533 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13534 implement Kp matching power-of-two.
13535 (CONSTRAINT_LEN): Define to match.
13536 * config/cris/cris.md: Replace all use of constraint K with Kc.
13537 ("*btst*): Use Kp for operand 0 of last alternative.
13539 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13542 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13545 2008-07-13 Jan Hubicka <jh@suse.cz>
13547 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13550 2008-07-13 Richard Guenther <rguenther@suse.de>
13552 PR middle-end/36811
13553 * langhooks.c (lhd_print_error_function): Deal with recursive
13556 2008-07-12 Jan Hubicka <jh@suse.cz>
13558 * cgraph.c (assembler_name_hash): New static var.
13559 (hash_node_by_assembler_name, eq_assembler_name): New.
13560 (cgraph_node_for_asm): Use hashtable.
13561 (cgraph_remove_node): Maintain hashtable.
13562 (change_decl_assembler_name): Sanity check that names are not changing
13563 after aliasing was processed.
13564 * cgraph.h (varpoon_node): Add next GGC marker.
13565 * tree.c (decl_assembler_name_equal): Constify.
13566 (decl_assembler_name_hash): New.
13567 * tree.h (decl_assembler_name_equal): Constify.
13568 (decl_assembler_name_hash): Update.
13570 2008-07-12 David Daney <ddaney@avtrex.com>
13572 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13573 sb1 and r5000 cpus.
13575 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13577 * doc/md.texi: Document the MIPS "v" constraint.
13578 * config/mips/mips.h (reg_class): Revert last change.
13579 (REG_CLASS_NAMES): Likewise.
13580 (REG_CLASS_CONTENTS): Likewise.
13581 * config/mips/mips.c (mips_regno_to_class): Likewise.
13582 * config/mips/constraints.md (v): Likewise, but add documentation.
13583 Add a comment to say that this constraint should not be used in
13586 2008-07-11 DJ Delorie <dj@redhat.com>
13588 * config/h8300/h8300.md (length): Fix branch offset limit.
13590 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13592 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13593 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13594 (avr_hard_regno_scratch_ok): New function.
13595 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13596 * config/avr/avr.md (all peepholes that request a scratch register):
13597 Remove avr_peep2_scratch_safe use.
13599 2008-07-11 Tom Tromey <tromey@redhat.com>
13600 Ian Lance Taylor <iant@google.com>
13602 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13603 (struct c_common_resword): Define.
13604 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13605 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13606 (c_common_reswords, num_c_common_reswords): Declare.
13607 * c-common.c (c_common_reswords): New global const array.
13608 (num_c_common_reswords): New const int.
13609 * c-parser.c (struct resword, reswords): Don't define.
13610 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13611 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13612 than reswords. If warning about C++ keywords, give them a special
13614 (c_lex_one_token): Warn about C++ keywords. Call
13615 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13616 (c_parser_external_declaration): Look for RID_xxx rather than
13617 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13618 (c_parser_statement_after_labels): Likewise.
13619 (c_parser_objc_class_instance_variables): Likewise.
13620 (c_parser_objc_class_declaration): Likewise.
13621 (c_parser_objc_try_catch_statement): Likewise.
13622 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13623 (declspecs_add_type): Likewise.
13625 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13627 * ggc-page.c (alloc_page):
13628 Substituting xmalloc, xcalloc with
13629 XNEWVEC and XCNEWVAR macros which add the
13632 2008-07-11 Richard Guenther <rguenther@suse.de>
13634 PR tree-optimization/36765
13635 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13636 aliases from HEAP vars to SMTs.
13638 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13640 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13641 * configure.ac (loose_warn): Move -Wc++-compat from here...
13642 (strict_warn): ...to here.
13643 * configure: Regenerate.
13645 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13647 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13648 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13649 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13650 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13651 excluding more specific h8300-*-* and sh-*-* targets.
13653 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13655 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13656 (eliminate): Ditto.
13657 (execute_pre): Call loop_optimizer_finalize in early exit.
13659 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13661 PR middle-end/36790
13662 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13663 uids in the bitmap, not just VAR_DECL uids.
13665 PR rtl-optimization/36419
13666 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13667 (combine_stack_adjustments_for_block): Call it if needed. Delete
13669 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13670 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13671 prologue sp adjustment.
13673 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13676 * opts.c (print_ignored_options): Report postponed diagnostics for
13677 unknown -Wno-* options as warnings, not errors.
13678 (postpone_unknown_option_error): Renamed to...
13679 (postpone_unknown_option_warning): ... this.
13681 2008-07-09 Doug Kwan <dougkwan@google.com>
13684 2008-07-08 Doug Kwan <dougkwan@google.com>
13686 * config/arm/arm.opt (mandroid): New option.
13687 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13688 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13690 (CC1PLUS_SPEC): Same.
13692 (STARTFILE_SPEC): Same.
13693 (ENDFILE_SPEC): Same.
13694 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13697 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13700 * config/mips/mips.h (reg_class): Remove V1_REG.
13701 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13702 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13703 instead of V1_REGS.
13704 (mips_get_tp): New function.
13705 (mips_legitimize_tls_address): Use it.
13706 * config/mips/constraints.md (v): Delete.
13707 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13708 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13709 After reload, split into a move and ...
13710 (*tls_get_tp_<mode>_split): ...this new instruction.
13712 2008-07-09 David Daney <ddaney@avtrex.com>
13714 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13716 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13718 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13719 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13721 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13722 htab_delete should be called. Don't free c.
13723 (lookup_tmp_var): Create temp_htab lazily.
13724 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13725 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13727 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13728 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13729 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13730 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13731 * tree-sra.c (generate_element_init): Likewise.
13732 * tree-mudflap.c (execute_mudflap_function_ops,
13733 execute_mudflap_function_decls): Likewise.
13734 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13735 * tree-gimple.h (struct gimplify_ctx): New type.
13736 (push_gimplify_context): Adjust prototype.
13738 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13740 * tree-ssa-pre.c (phi_translate_1): Update placement of
13741 add_to_value calls.
13743 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13745 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13746 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13747 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13748 * targhooks.c (default_hard_regno_scratch_ok): New function.
13749 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13750 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13751 * recog.c: Include "target.h".
13752 (peep2_find_free_register): Add check for global regs. Add target
13754 * Makefile.in (recog.o): Depend on target.h.
13756 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13758 * config/sh/sh.c (sh_canonical_va_list_type): New.
13759 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13761 2008-07-09 Raksit Ashok <raksit@google.com>
13763 * doc/invoke.texi (Option Summary): Mention new option
13764 -Wdisallowed-function-list=...
13765 (Warning Options): Document -Wdisallowed-function-list=...
13766 * common.opt (Wdisallowed-function-list=): New flag.
13767 * flags.h (warn_disallowed_functions): External definition of new
13768 boolean warning flag.
13769 (warn_if_disallowed_function_p): Declare new function.
13770 * opts.c (warning_disallowed_functions): New static variable.
13771 (warn_disallowed_functions): New boolean warning flag.
13772 (warn_if_disallowed_function_p): New function.
13773 (add_comma_separated_to_vector): Rename
13774 add_instrument_functions_exclude_list to this.
13775 (common_handle_option): Handle new option. Rename calls to
13776 add_instrument_functions_exclude_list into calls to
13777 add_comma_separated_to_vector.
13778 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13779 based on flag warn_disallowed_functions.
13781 2008-07-09 Christian Bruel <christian.bruel@st.com>
13783 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13784 instead of get_attr_length.
13786 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13788 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13790 * genemit.c (gen_insn): Likewise.
13791 * gengtype.c (note_def_vec): Likewise.
13792 * gengtype.h (note_def_vec): Likewise.
13793 * genoutput.c (struct data, output_insn_data, process_template,
13794 gen_expand, gen_split, note_constraint): Likewise.
13795 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13796 make_insn_sequence): Likewise.
13797 * gensupport.c (record_insn_name): Likewise.
13799 2008-07-08 Doug Kwan <dougkwan@google.com>
13801 * config/arm/arm.opt (mandroid): New option.
13802 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13803 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13805 (CC1PLUS_SPEC): Same.
13807 (STARTFILE_SPEC): Same.
13808 (ENDFILE_SPEC): Same.
13809 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13812 2008-07-08 Raksit Ashok <raksit@google.com>
13814 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13815 (set_storage_via_setmem): Fix expected_align parameter.
13816 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13817 missing from the list.
13818 * doc/md.texi (movmem): Explicitly state that expected alignment is
13819 to be expressed in bytes.
13820 (setmem): Explicitly state that expected alignment is to be expressed
13823 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13825 * reload.c (find_reloads_subreg_address): Do not require validity
13826 of address in original mode before reloading address.
13828 2008-07-07 Tianwei Sheng <tianweis@google.com>
13830 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13831 bounds array access.
13833 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13835 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13837 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13839 Fix PR tree-optimization/23455
13840 Fix PR tree-optimization/35286
13841 Fix PR tree-optimization/35287
13842 * Makefile.in (OBJS-common): Remove tree-vn.o.
13843 (tree-vn.o): Remove.
13844 * dbgcnt.def: Add treepre_insert debug counter.
13845 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13846 (debug_value_expressions): Ditto.
13847 (print_value_expressions): Ditto.
13848 * tree-pretty-print.c (dump_generic_node): Updated for
13849 VALUE_HANDLE removal.
13850 * tree-ssa-dom.c (record_equality): Ditto.
13851 (cprop_operand): Ditto.
13852 (lookup_avail_expr): Ditto.
13853 * tree-ssa-threadedge.c
13854 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13855 (simplify_control_stmt_condition): Ditto.
13856 * tree.c (tree_code_size): Ditto.
13857 (tree_node_structure): Ditto.
13858 (iterative_hash_expr): Ditto.
13860 * tree.h (VALUE_HANDLE_ID): Ditto.
13861 (VALUE_HANDLE_EXPR_SET): Ditto.
13862 (struct tree_value_handle): Ditto.
13863 (union tree_node): Ditto.
13864 * treestruct.def: Ditto.
13865 * tree-vn.c: Removed.
13866 * tree-ssa-pre.c: Rewritten entirely.
13867 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13868 (constant_value_ids): Ditto.
13869 (vn_nary_op_t): Moved to header.
13871 (vn_reference_op_t): Ditto
13872 (vn_reference_t): Ditto.
13873 (next_value_id): New variable.
13874 (VN_INFO): Add an assert.
13875 (vn_constant_eq): New function.
13876 (vn_constant_hash): Ditto.
13877 (get_or_alloc_constant_value_id): Ditto.
13878 (value_id_constant_p): Ditto.
13879 (vn_reference_compute_hash): De-staticify.
13880 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13881 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13882 (valueize_refs): Update opcode if it changes from ssa name to constant.
13883 (vn_reference_lookup_1): Add new argument.
13884 (vn_reference_lookup): Ditto.
13885 (vn_reference_lookup_pieces): New function.
13886 (vn_reference_insert): Add return type. Modify to deal with value ids.
13887 (vn_reference_insert_pieces): New function.
13888 (vn_nary_op_compute_hash): De-staticify.
13889 (vn_nary_op_eq): Ditto.
13890 (vn_nary_op_lookup_pieces): New function.
13891 (vn_nary_op_lookup): Add new argument.
13892 (vn_nary_op_insert_pieces): New function.
13893 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13894 (vn_phi_insert): Ditto.
13895 (visit_unary_op): Update for callee changes.
13896 (visit_binary_op): Ditto.
13897 (visit_reference_op_load): Ditto.
13898 (visit_reference_op_store): Ditto.
13899 (init_scc_vn): Init next_value_id, constant_to_value_id and
13900 constant_value_ids.
13901 (free_scc_vn): Free them.
13902 (set_hashtable_value_ids): New function.
13903 (run_scc_vn): Use it.
13904 (get_max_value_id): New function.
13905 (get_next_value_id): Ditto.
13906 (expressions_equal_p): Moved from tree-vn.c
13907 (sort_vuses): Ditto.
13908 (sort_vuses_heap): Ditto.
13909 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13911 * tree.c (iterative_hash_hashval_t): Made non-static
13912 * tree.h (iterative_hash_hashval_t): Declare it.
13914 2008-07-08 Martin Jambor <mjambor@suse.cz>
13916 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13917 instead of ipa_create_node_params.
13918 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13919 ipa_check_create_edge_args, free them with
13920 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13922 * ipa-prop.c: Include flags.h and tree-inline.h.
13923 (ipa_node_params_vector): New variable.
13924 (ipa_edge_args_vector): New variable.
13925 (edge_removal_hook_holder): New variable.
13926 (node_removal_hook_holder): New variable.
13927 (edge_duplication_hook_holder): New variable.
13928 (node_duplication_hook_holder): New variable.
13929 (ipa_detect_param_modifications): Check for presence of modified flags.
13930 (ipa_compute_jump_functions): Check for presence of jump functions.
13931 (ipa_free_edge_args_substructures): New function.
13932 (ipa_create_node_params): Removed.
13933 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13934 (ipa_free_node_params_substructures): New function.
13935 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13937 (ipa_edge_removal_hook): New function.
13938 (ipa_node_removal_hook): New function.
13939 (duplicate_array): New function.
13940 (ipa_edge_duplication_hook): New function.
13941 (ipa_node_duplication_hook): New function.
13942 (ipa_register_cgraph_hooks): New function.
13943 (ipa_unregister_cgraph_hooks): New function.
13944 (free_all_ipa_structures_after_ipa_cp): New function.
13946 * ipa-prop.h: Include vec.h.
13947 (ipa_node_params_t): New typedef with vector types for it.
13948 (ipa_edge_args_t): New typedef with vector types for it.
13949 (IPA_NODE_REF): Changed to access an on-the-side vector.
13950 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13951 (ipa_check_create_node_params): New function.
13952 (ipa_check_create_edge_args): New function.
13954 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13957 2008-07-07 Tom Tromey <tromey@redhat.com>
13959 * configure, config.in: Rebuilt.
13960 * configure.ac: Don't check for scandir or alphasort.
13962 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13964 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13965 types immediately after creating them.
13967 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13969 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13971 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13973 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13974 dump_constraint_graph.
13975 (dump_constraint_edge): New function.
13976 (dump_constraint_graph): New function.
13977 (debug_constraint_graph): New function.
13978 (dump_constraint): Removed useless comparison.
13979 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13980 (dump_constraint_graph): Declare.
13981 (debug_constraint_graph): Declare.
13982 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13984 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13986 * config/i386/i386.c (is_va_list_char_pointer): New.
13987 (ix86_va_start): Replace compare with ms_va_list_type_node
13988 by is_va_list_char_pointer.
13989 (ix86_gimplify_va_arg): Likewise.
13991 2008-07-07 Martin Jambor <mjambor@suse.cz>
13993 * cgraph.c (cgraph_edge_max_uid): New variable.
13994 (struct cgraph_edge_hook_list): New type.
13995 (struct cgraph_node_hook_list): New type.
13996 (struct cgraph_2edge_hook_list): New type.
13997 (struct cgraph_2node_hook_list): New type.
13998 (first_cgraph_edge_removal_hook): New variable.
13999 (first_cgraph_node_removal_hook): New variable.
14000 (first_cgraph_edge_duplicated_hook): New variable.
14001 (first_cgraph_node_duplicated_hook): New variable.
14002 (cgraph_add_edge_removal_hook): New function.
14003 (cgraph_remove_edge_removal_hook): New function.
14004 (cgraph_call_edge_removal_hooks): New function.
14005 (cgraph_add_node_removal_hook): New function.
14006 (cgraph_remove_node_removal_hook): New function.
14007 (cgraph_call_node_removal_hooks): New function.
14008 (cgraph_add_edge_duplication_hook): New function.
14009 (cgraph_remove_edge_duplication_hook): New function.
14010 (cgraph_call_edge_duplication_hooks): New function.
14011 (cgraph_add_node_duplication_hook): New function.
14012 (cgraph_remove_node_duplication_hook): New function.
14013 (cgraph_call_node_duplication_hooks): New function.
14014 (cgraph_create_edge): Assign to edge uid.
14015 (cgraph_remove_edge): Call edge removal hooks.
14016 (cgraph_node_remove_callees): Call edge removal hooks.
14017 (cgraph_node_remove_callers): Call edge removal hooks.
14018 (cgraph_remove_node): Call node removal hooks.
14019 (cgraph_clone_edge): Call edge duplication hooks.
14020 (cgraph_clone_node): Call node duplication hooks.
14022 * cgraph.h (cgraph_edge): New field uid.
14023 (cgraph_edge_hook): New type.
14024 (cgraph_node_hook): New type.
14025 (cgraph_2edge_hook): New type.
14026 (cgraph_2node_hook): New type.
14028 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14030 * config.in: Regenerate.
14032 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14034 * gcc.c (print_sysroot): New.
14035 (option_map, display_help, process_command): Handle the
14036 -print-sysroot option.
14037 (main): Print the sysroot if requested.
14038 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14040 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14043 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14045 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14047 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14048 (assign_parm_setup_block_p): Also check mode of entry_parm.
14050 2008-07-07 Richard Guenther <rguenther@suse.de>
14052 * tree-ssa-structalias.h (set_used_smts): Remove.
14053 * tree-ssa-structalias.c (used_smts): Likewise.
14054 (set_used_smts): Likewise.
14055 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14056 call to set_used_smts.
14058 2008-07-07 Richard Guenther <rguenther@suse.de>
14060 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14061 (new_var_info): Set it to false.
14062 (solution_set_add): Correctly handle pointers outside a var and
14064 (type_safe): Treat variables with is_full_var properly.
14065 (do_sd_constraint): Likewise.
14066 (do_ds_constraint): Likewise.
14067 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14068 (get_constraint_for_ptr_offset): New function.
14069 (get_constraint_for_component_ref): For addresses at least include
14070 the last field of the variable. Handle is_full_vars properly.
14071 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14072 (handle_ptr_arith): Remove.
14073 (find_func_aliases): Simplify assignment handling.
14074 (create_function_info_for): For parameter and result varinfos set
14076 (create_variable_info_for): Set is_full_var flag whenever we
14077 just created a single varinfo for a decl.
14078 (init_alias_vars): Initialize use_field_sensitive from
14079 max-fields-for-field-sensitive parameter.
14081 2008-07-07 Richard Guenther <rguenther@suse.de>
14083 PR tree-optimization/36713
14084 * tree-flow-inline.h (is_call_used): New function.
14085 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14086 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14087 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14089 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14091 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14093 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14095 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14097 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14098 Nathan Sidwell <nathan@codesourcery.com>
14100 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14101 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14103 * config/m68k/t-linux: New.
14104 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14107 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14109 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14110 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14113 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14115 * gcc.c (execute): Fix -Wc++-compat warning.
14117 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14120 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14121 constant for little endian.
14123 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14125 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14126 mips_base_mips16 instead of TARGET_MIPS16.
14127 (mips_base_mips16): Declare.
14128 * config/mips/mips.c (mips_base_mips16): Make global.
14129 (was_mips16_p): Remove GTY marker.
14130 (was_mips16_pch_p): New variable.
14131 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14132 (mips_override_options): Force to non-MIPS16 mode initially.
14133 Do not complain about MIPS16 PIC incompatibilities here.
14134 Only allow -mgpopt if -mexplicit-relocs is in force for
14137 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14139 * configure.ac: Check for caddr_t, define to char * if not defined.
14140 * configure: Regenerate.
14141 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14142 (mmap_gt_pch_use_address): Likewise.
14143 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14145 2008-07-06 Richard Guenther <rguenther@suse.de>
14147 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14148 (new_var_info): Deal with it.
14149 (solution_set_add): Likewise.
14150 (bitpos_of_field): Make signed, fix.
14151 (struct fieldoff): Remove type and decl fields. Make size field
14152 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14154 (fieldoff_compare): Deal with it.
14155 (push_fields_onto_fieldstack): Remove has_union argument, glob
14156 adjacent non-pointer fields together.
14157 (create_function_info_for): Do not set has_union.
14158 (create_variable_info_for): Simplify.
14160 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14162 * config.gcc (extra_headers): Add cross-stdarg.h for target
14163 x86_64-*-* and i?86-*-*.
14164 * config/i386/cross-stdarg.h: New.
14165 * builtins.c (std_fn_abi_va_list): New.
14166 (std_canonical_va_list_type): New.
14167 (stabilize_va_list): Replace va_list_type_node use by
14168 mtarget.canonical_va_list_type.
14169 (gimplify_va_arg_expr): Likewise.
14170 (expand_builtin_va_copy): Replace va_list_type_node use by
14171 mtarget.fn_abi_va_list.
14172 * tree-sra.c (is_va_list_type): New helper.
14173 (decl_can_be_decomposed_p): Replace
14174 va_list_type_node use by is_va_list_type.
14175 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14176 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14177 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14178 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14179 (ix86_enum_va_list): New.
14180 * config/i386/i386.c (sysv_va_list_type_node): New.
14181 (ms_va_list_type_node): New.
14182 (ix86_function_type_abi): Remove sorry.
14183 (ix86_build_builtin_va_list_abi): New.
14184 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14185 for 64-bit targets.
14186 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14187 (ix86_init_builtins_va_builtins_abi): New.
14188 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14189 for 64-bit targets.
14190 (ix86_handle_abi_attribute): New.
14191 (attribute_spec): Add sysv_abi and ms_abi.
14192 (ix86_fn_abi_va_list): New.
14193 (ix86_canonical_va_list_type): New.
14194 (ix86_enum_va_list): New.
14195 (TARGET_FN_ABI_VA_LIST): New.
14196 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14197 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14198 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14199 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14200 (TARGET_ENUM_VA_LIST): New.
14201 * expr.h (std_fn_abi_va_list): New.
14202 (std_canonical_va_list_type): New.
14203 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14204 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14205 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14206 TARGET_CANONICAL_VA_LIST_TYPE.
14207 * target.h (struct gcc_target): Add fn_abi_va_list hook
14208 and canonical_va_list_type hook.
14210 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14212 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14213 integral and pointer types.
14215 2008-07-04 Roger Sayle <roger@eyesopen.com>
14217 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14218 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14220 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14223 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14225 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14227 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14228 build_gimple_modify_stmt.
14229 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14230 gimple operand. Use fold_build* instead of build*.
14232 2008-07-04 Richard Guenther <rguenther@suse.de>
14234 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14235 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14236 properly to compute the reachability set if we do field-sensitive PTA.
14237 * invoke.texi (max-fields-for-field-sensitive): Document default.
14238 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14239 100 for optimize >= 2.
14241 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14243 * ggc-zone.c (lookup_page_table_if_allocated,
14244 set_page_table_entry, zone_find_object_size, alloc_small_page,
14245 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14246 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14247 -Wc++-compat and/or -Wcast-qual warnings.
14249 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14252 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14253 pic_offset_table_rtx to be marked as used here.
14254 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14255 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14256 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14257 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14258 !TARGET_SECURE_PLT.
14260 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14262 * alloc-pool.c (hash_descriptor, eq_descriptor,
14263 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14264 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14266 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14267 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14268 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14269 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14272 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14274 * tree-flow.h (loop_only_exit_p): Declare.
14275 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14276 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14277 the number of iterations if it is constant. Otherwise, if this is the
14278 only possible exit of the loop, use the conservative estimate on the
14279 number of iterations of the entire loop if available.
14281 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14283 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14284 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14285 Add synchronization functions.
14286 * config/sync.c: New file.
14287 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14288 (LIBGCC_SYNC_CFLAGS): Likewise.
14290 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14293 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14294 (*pushtf_sse): New insn pattern.
14295 (pushtf splitters): New splitters.
14297 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14299 PR middle-end/35736
14300 * predict.c (build_predict_expr): Use void_type_node for the tree
14301 type, instead of NULL_TREE.
14303 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14305 * config/i386/i386.c (contains_aligned_value_p): Return true
14307 (ix86_data_alignment): Align TCmode to 128bits.
14308 (ix86_local_alignment): Likewise.
14310 2008-07-03 Andrew Haley <aph@redhat.com>
14313 * vec.h (VEC_TA): New.
14314 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14315 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14316 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14317 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14318 (C_COMMON_FIXED_TYPES): Remove first arg.
14319 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14320 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14321 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14322 not to use empty macro arguments.
14324 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14326 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14327 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14328 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14329 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14330 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14331 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14332 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14333 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14334 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14335 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14336 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14337 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14338 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14339 config/rs6000/e500crtres64gpr.asm,
14340 config/rs6000/e500crtres64gprctr.asm,
14341 config/rs6000/e500crtrest32gpr.asm,
14342 config/rs6000/e500crtrest64gpr.asm,
14343 config/rs6000/e500crtresx32gpr.asm,
14344 config/rs6000/e500crtresx64gpr.asm,
14345 config/rs6000/e500crtsav32gpr.asm,
14346 config/rs6000/e500crtsav64gpr.asm,
14347 config/rs6000/e500crtsav64gprctr.asm,
14348 config/rs6000/e500crtsavg32gpr.asm,
14349 config/rs6000/e500crtsavg64gpr.asm,
14350 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14351 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14352 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14353 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14354 config/sparc/sol2-cn.asm: Remove .file directives.
14356 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14358 * resource.c (mark_referenced_resources): Look inside
14359 UNSPEC_VOLATILEs and ASM_INPUTs.
14361 2008-07-02 Ian Lance Taylor <iant@google.com>
14363 * rtlanal.c (add_reg_note): New function.
14364 * rtl.h (add_reg_note): Declare.
14365 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14366 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14367 * builtins.c (expand_builtin_longjmp): Likewise.
14368 (expand_builtin_nonlocal_goto): Likewise.
14369 * calls.c (emit_call_1, expand_call): Likewise.
14370 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14371 * cfglayout.c (fixup_reorder_chain): Likewise.
14372 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14373 (commit_one_edge_insertion): Likewise.
14374 * combine.c (move_deaths, distribute_notes): Likewise.
14375 * df-problems.c (df_set_note): Likewise.
14376 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14377 (set_unique_reg_note): Likewise.
14378 (emit_copy_of_insn_after): Likewise.
14379 * expr.c (expand_expr_real): Likewise.
14380 * gcse.c (add_label_notes): Likewise.
14381 * haifa-sched.c (create_check_block_twin): Likewise.
14382 * jump.c (mark_jump_label_1): Likewise.
14383 * loop-doloop.c (add_test, doloop_modify): Likewise.
14384 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14385 * lower-subreg.c (move_eh_region_note): Likewise.
14386 * optabs.c (emit_libcall_block): Likewise.
14387 * predict.c (predict_insn): Likewise.
14388 (combine_predictions_for_insn): Likewise.
14389 * recog.c (peephole2_optimize): Likewise.
14390 * regmove.c (try_auto_increment): Likewise.
14391 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14392 * reload.c (find_reloads): Likewise.
14393 * reload1.c (fixup_eh_region_note): Likewise.
14394 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14395 * reorg.c (delete_prior_computation): Likewise.
14396 (delete_computation, dbr_schedule): Likewise.
14397 * config/pa/pa.c (legitimize_pic_address): Likewise.
14398 * config/sh/sh.c (sh_reorg): Likewise.
14400 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14403 * config/libgcc-glibc.ver: Add %exclude.
14404 * config/m32r/libgcc-glibc.ver: Likwise.
14405 * config/s390/libgcc-glibc.ver: Likwise.
14406 * config/sh/libgcc-glibc.ver: Likwise.
14407 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14409 * config/i386/libgcc-glibc.ver: New.
14411 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14413 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14415 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14416 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14417 i[34567]86-*-linux*, x86_64-*-linux*. Add
14418 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14419 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14420 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14421 i[34567]86-*-linux*, x86_64-*-linux*.
14423 * libgcc-std.ver: Add empty GCC_4.4.0.
14425 * mkmap-symver.awk: Support multiple versions per symbol.
14427 * config/i386/i386.c (ix86_init_builtins): Always define
14428 __builtin_fabsq and __builtin_copysignq with fallbacks.
14429 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14430 and __builtin_copysignq if SSE2 isn't available.
14432 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14433 (LIBGCC2_TF_CEXT): Likwise.
14434 (TF_SIZE): Likwise.
14436 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14438 * config/i386/sfp-machine.h: Moved to libgcc.
14440 * config/i386/sfp-machine.h: New.
14441 * config/i386/t-linux: Likwise.
14443 * config/i386/t-darwin: Remove softfp_wrap_start and
14445 * config/i386/t-darwin64: Likewise.
14447 * config/i386/t-fprules-softfp64: Renamed to ...
14448 * config/i386/t-fprules-softfp: This.
14450 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14451 and softfp_wrap_end.
14453 2008-07-02 Jason Merrill <jason@redhat.com>
14455 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14457 * tree.c (ctor_to_list): New fn.
14458 * tree.h: Declare it.
14459 (CONSTRUCTOR_ELT): New macro.
14460 (CONSTRUCTOR_NELTS): New macro.
14462 2008-07-02 Richard Guenther <rguenther@suse.de>
14464 * tree-ssa-structalias.c (struct variable_info): Reorder
14465 to fill padding on 64bit hosts. Make collapsed_to an int.
14466 (get_varinfo_fc): Deal with that.
14467 (new_var_info): Likewise.
14468 (collapse_rest_of_var): Likewise.
14470 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14472 * doc/install.texi (--enable-java-home): Document.
14473 (--enable-aot-compile-rpm): Likewise.
14474 (--with-arch-directory): Likewise.
14475 (--with-os-directory): Likewise.
14476 (--with-origin-name): Likewise.
14477 (--with-arch-suffix): Likewise.
14478 (--with-jvm-root-dir): Likewise.
14479 (--with-jvm-jar-dir): Likewise.
14480 (--with-python-dir): Likewise.
14482 2008-07-02 Richard Guenther <rguenther@suse.de>
14484 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14485 from decls explicitly. Merge operand checking from tuples.
14487 2008-07-02 Martin Jambor <mjambor@suse.cz>
14489 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14491 2008-07-02 Martin Jambor <mjambor@suse.cz>
14493 * tree-switch-conversion.c: Included timevar.h
14494 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14496 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14498 2008-07-02 Martin Jambor <mjambor@suse.cz>
14500 * tree-switch-conversion.c: Corrected various comments and
14502 (build_constructors): Fixed minor formatting mistakes.
14504 * invoke.texi (Optimize Options): Corrected the
14505 switch-conversion-max-branch-ratio parameter.
14507 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14509 * final.c (asm_insn_count): Return zero for an empty asm body.
14511 2008-07-02 Richard Guenther <rguenther@suse.de>
14513 * bitmap.h (bitmap_set_bit): Return bool.
14514 (bitmap_clear_bit): Likewise.
14515 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14516 write to the bitmap if it would.
14517 (bitmap_clear_bit): Likewise.
14518 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14519 bitmap_set_bit return value.
14520 (add_pred_graph_edge): Likewise.
14521 (add_graph_edge): Likewise.
14522 (do_sd_constraint): Likewise.
14523 (do_ds_constraint): Likewise.
14525 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14527 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14528 Fix -Wc++-compat and/or -Wcast-qual warnings.
14529 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14530 gen_regparm_prefix): Likewise.
14531 * vmsdbgout.c (write_modbeg, lookup_filename,
14532 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14534 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14536 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14537 defaults.h definition apply.
14539 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14541 * function.c (assign_parm_remove_parallels): New.
14542 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14544 (assign_parm_setup_block): Do not handle them.
14545 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14546 assign_parm_remove_parallels.
14548 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14550 * c-typeck.c (convert_for_assignment): Use
14551 vector_targets_convertible_p.
14552 * c-common.c (vector_targets_convertible_p): New.
14553 * c-common.h (vector_targets_convertible_p): New prototype.
14554 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14555 opaque_p_V2SI_type_node.
14557 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14559 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14562 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14564 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14565 TFmode constants via two element DImode vector for hosts with
14566 HOST_BITS_PER_WIDE_INT < 64.
14567 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14568 also for HOST_BITS_PER_WIDE_INT < 64.
14570 2008-07-01 Richard Guenther <rguenther@suse.de>
14572 PR tree-optimization/36666
14573 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14574 (get_constraint_exp_from_ssa_var): Split into ...
14575 (get_constraint_exp_for_temp): ... this ...
14576 (get_constraint_for_ssa_var): ... and that.
14577 Return constraint expressions for all touched sub-fields
14578 if the results address is not taken.
14579 (process_constraint): Remove assertion that aggregate
14580 assignments do not happen at this place.
14581 (get_constraint_for_component_ref): Add address_p argument.
14582 Return constraint expressions for all touched sub-fields
14583 if the results address is not taken.
14584 (do_deref): Use get_constraint_exp_for_temp.
14585 (get_constraint_for_1): Rename from ...
14586 (get_constraint_for): ... this. Add the old function as wrapper.
14587 (do_structure_copy): Use get_constraint_for_1.
14589 2008-07-01 Martin Jambor <mjambor@suse.cz>
14591 * Makefile.in (tree-switch-conversion.o): Add.
14592 (OBJS-common): Add tree-swtch-conversion.o.
14593 * passes.c (init_optimization_passes): Add pass_convert_switch.
14594 * tree-pass.h: (pass_convert_switch): Add.
14595 * tree-switch-conversion.c: New file.
14596 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14597 * common.opt (ftree-cswtch): New option.
14598 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14599 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14600 * opts.c (decode_options): Set flag_tree_switch_conversion when
14601 optimization level is >= 2.
14602 * doc/invoke.texi (Optimize Options): Added description of
14603 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14605 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14607 * config/darwin-driver.c (darwin_default_min_version): Fix
14608 -Wc++-compat warnings.
14610 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14612 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14615 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14617 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14619 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14621 PR rtl-optimization/34744
14622 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14623 (df_scan_free_internal): Free data structures not
14624 allocated in storage pools.
14625 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14626 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14627 df_scan_free_mws_vec.
14628 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14631 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14633 * config/i386/i386.c (contains_aligned_value_p): Return true
14635 (ix86_function_arg_boundary): Return its natural boundary
14637 (return_in_memory_32): Don't check TDmode.
14638 (ix86_split_to_parts): Support splitting into 4 parts and
14639 support TFmode for 32bit target.
14640 (ix86_split_long_move): Support splitting into 4 parts.
14641 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14643 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14644 (ix86_init_builtins): Here.
14645 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14646 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14647 'q' and 'w', respectively.
14649 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14651 (movtf_internal): Likewise.
14652 (<code>tf2): Likewise.
14653 (*absnegtf2_sse): Likewise.
14654 (copysign<mode>3): Likewise.
14655 (copysign<mode>3_const): Likewise.
14656 (copysign<mode>3_var): Likewise.
14657 (define_split UNSPEC_COPYSIGN): Likewise.
14658 * config/i386/sse.md (*nandtf3): Likewise.
14659 (<code>tf3): Likewise.
14660 (*<code>tf3): Likewise.
14662 2008-06-30 Joey Ye <joey.ye@intel.com>
14663 H.J. Lu <hongjiu.lu@intel.com>
14665 * global.c (compute_regsets): Set frame_pointer_needed here.
14666 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14668 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14670 * doc/install.texi (specific): Expand Windows build notes.
14672 2008-06-30 Ira Rosen <irar@il.ibm.com>
14674 PR tree-optimization/36648
14675 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14676 number of prolog iterations by step. Fix the comment.
14678 2008-06-30 Richard Guenther <rguenther@suse.de>
14680 PR middle-end/36671
14681 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14682 handle calls from ECF_MALLOC functions.
14683 (handle_pure_call): ECF_MALLOC functions do not return
14685 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14687 2008-06-29 Andreas Schwab <schwab@suse.de>
14689 * config/m68k/m68k.c (print_operand): Always print a float
14691 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14692 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14695 * config/rs6000/x-linux64: Remove never used file.
14697 2008-06-29 Richard Guenther <rguenther@suse.de>
14699 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14701 (struct alias_info): Move ...
14702 * tree-ssa-alias.c: ... here.
14703 (update_alias_info): Declare.
14704 (compute_may_aliases): Call it.
14705 (update_alias_info): New function.
14706 * tree-ssa-structalias.c (update_alias_info): Move ...
14707 * tree-ssa-alias.c (update_alias_info_1): ... here.
14708 * tree-ssa-structalias.c (process_constraint_1): Remove
14709 unused from_call argument. Rename to ...
14710 (process_constraint): ... this. Delete old wrapper.
14711 (make_constraint_to): Adjust callers.
14712 (handle_const_call): Likewise.
14713 (handle_pure_call): Likewise.
14714 (init_base_vars): Likewise.
14715 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14716 (find_func_aliases): We don't need structure copies for
14718 (make_constraint_from_anything): Remove.
14719 (create_variable_info_for): For globals make constraints
14720 from escaped, not from anything.
14721 (compute_points_to_sets): Do not call update_alias_info.
14722 (ipa_pta_execute): Use make_constraint_from.
14724 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14726 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14727 (bitmap.o-warn, dominance.o-warn): New.
14728 * configure.ac (cxx_compat_warn): Delete.
14729 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14730 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14732 * configure: Regenerate.
14734 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14737 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14739 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14740 * df-scan.c (df_notes_rescan): Likewise.
14741 * ggc-page.c (set_page_table_entry): Likewise.
14742 * intl.c (gcc_gettext_width): Likewise.
14743 * varasm.c (get_unnamed_section, get_noswitch_section,
14744 get_section): Likewise.
14746 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14748 * regrename.c (build_def_use): Don't copy RTX.
14750 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14752 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14753 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14754 punctuation. Use @ref instead of @xref.
14755 (Function Names): Remove stray @display/@end display.
14756 (C++ Attributes): Use @ref instead of @xref.
14757 (Deprecated Features): Fix punctuation around @xref.
14758 (Backwards Compatibility): Likewise.
14759 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14761 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14763 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14764 constants for E500 double.
14766 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14768 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14769 element type of const_vector.
14771 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14773 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14774 Remove FLAGS_REG clobber from expander pattern.
14775 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14776 (anddi3, andsi3, andhi3, andqi3): Ditto.
14777 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14778 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14779 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14780 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14781 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14782 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14783 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14784 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14786 2008-06-28 Richard Guenther <rguenther@suse.de>
14788 * tree-ssa-structalias.c (callused_id, var_callused,
14789 callused_tree): Add.
14790 (handle_pure_call): New function.
14791 (find_func_aliases): Call it.
14792 (find_what_p_points_to): Handle the call-used set.
14793 (clobber_what_escaped): Likewise.
14794 (compute_call_used_vars): New function.
14795 (init_base_vars): Init the call-used variable.
14796 (do_sd_constraint): Do not propagate the solution from CALLUSED
14797 but use CALLUSED as a placeholder.
14798 (solve_graph): Likewise.
14799 * tree-flow-inline.h (gimple_call_used_vars): New function.
14800 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14801 (compute_call_used_vars): Declare.
14802 * tree-ssa-alias.c (set_initial_properties): Call
14803 compute_call_used_vars.
14804 (reset_alias_info): Clear call-used variables.
14805 (add_call_clobber_ops): Assert we are not called for const/pure
14806 functions. Remove handling of them.
14807 (add_call_read_ops): Handle pure functions by adding the
14808 call-used set of variables as VUSEs.
14809 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14810 (delete_tree_ssa): Free it.
14811 * tree-dfa.c (remove_referenced_var): Clear the var from the
14814 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14816 * tree.c (build_varargs_function_type_list): New.
14817 (build_function_type_list_1): New.
14818 (build_function_type_list): Use build_function_type_list_1.
14819 * tree.h (build_varargs_function_type_list): New.
14821 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14824 * config/spu/spu.c (spu_builtin_splats): Do not generate
14825 invalid CONST_VECTOR expressions.
14826 (spu_expand_vector_init): Likewise.
14828 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14830 * optabs.c (libfunc_decls): New variable.
14831 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14832 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14833 for the same function twice.
14835 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14837 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14838 ix86_expand_binary_operator directly.
14839 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14841 (*ashrti3_1): Ditto.
14842 (*lshrti3_1): Ditto.
14843 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14844 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14845 using only one splitter. Conditionaly execute splitter before or
14846 after peephole2 pass.
14847 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14848 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14849 Use only one alternative in asm template.
14850 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14852 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14853 "J" operand constraint for operand 2.
14854 (*ashldi3_cconly_rex64): Ditto.
14855 (*ashrdi3_cmp_rex64): Ditto.
14856 (*ashrdi3_cconly_rex64): Ditto.
14857 (*lshrdi3_cmp_rex64): Ditto.
14858 (*lshrdi3_cconly_rex64): Ditto.
14859 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14860 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14861 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14864 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14866 * gimplify.c (omp_is_private): Don't return true if decl is not
14867 already private on #pragma omp for or #pragma omp parallel for.
14870 * tree-cfg.c (struct move_stmt_d): Replace block field with
14871 orig_block and new_block fields.
14872 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14873 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14874 (move_block_to_fn): Replace vars_map and new_label_map arguments
14875 with struct move_stmt_d pointer.
14876 (replace_block_vars_by_duplicates): New function.
14877 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14878 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14879 all subblocks of ORIG_BLOCK to the new function. Call
14880 replace_block_vars_by_duplicates.
14881 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14882 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14883 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14884 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14885 (expand_omp): Temporarily set input_location to the location of
14886 region's controlling stmt.
14887 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14888 BIND_EXPR, push ctx->block_vars and gimplification vars into
14889 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14890 into dest function.
14891 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14892 there are any BLOCK_VARS.
14893 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14894 OMP_PARALLEL or OMP_TASK stmt.
14895 (lower_omp): Save and restore input_location around the lower_omp_1
14898 2008-06-27 Richard Guenther <rguenther@suse.de>
14900 PR tree-optimization/36400
14901 PR tree-optimization/36373
14902 PR tree-optimization/36344
14903 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14904 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14905 (update_alias_info): Remove call clobbering code.
14906 (make_constraint_to): New helper function.
14907 (make_escape_constraint): Likewise.
14908 (handle_rhs_call): Use it on all pointer containing arguments.
14909 Also mark the static chain escaped.
14910 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14911 instead of ANYTHING.
14912 (make_constraint_from): New helper split out from ...
14913 (make_constraint_from_anything): ... here.
14914 (find_func_aliases): Add constraints for escape sites.
14915 (intra_create_variable_infos): Make constraints from NONLOCAL
14917 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14919 (clobber_what_p_points_to): Remove.
14920 (clobber_what_escaped): New function.
14921 (init_base_vars): Init NONLOCAL and ESCAPED.
14922 (do_sd_constraint): Do not propagate the solution from ESCAPED
14923 but use ESCAPED as a placeholder.
14924 (solve_graph): Likewise.
14925 * tree-flow.h (clobber_what_p_points_to): Remove.
14926 (clobber_what_escaped): Declare.
14927 * tree-ssa-alias.c (set_initial_properties): Call it.
14928 Remove code clobbering escaped pointers.
14930 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14932 * function.c (allocate_struct_function): Only allocate a unique
14933 funcdef_no if the decl is nonzero.
14935 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14937 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14938 * config/mips/mips.c (mips_split_const_insns): New function.
14939 * config/mips/mips.md (move_type): New attribute.
14940 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14941 (dword_mode): New attribute.
14942 (type): Avoid long line. Map "move_type"s to "type"s,
14943 choosing "multi" for doubleword moves if appropriate.
14944 Swap MTC/MFC comments to match their declaration order.
14945 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14946 "type" is "branch" or "jal" is "direct".
14947 (length): Handle "extended_mips16" first. Make the default
14948 "0" for "ghost" instructions. Set the length from "move_type".
14949 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14950 of "type", with "sll0" for the register alternative. Remove the
14951 "extended_mips16" attribute.
14952 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14953 of "type", with "shift_shift" for the register alternative.
14954 Remove the "length" attribute.
14955 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14956 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14957 of "type", with "andi" for the register alternative.
14958 (*zero_extendqihi2): Likewise.
14959 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14960 of "andi" instead of a "type" of "arith".
14961 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14963 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14964 (mov_<store>r, *mov<mode>_ra): Likewise.
14965 (extendsidi2): Use "move_type" instead of "type", with "move"
14966 for the register alternative.
14967 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14968 of "type", with "signext" for the register alternative.
14969 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14970 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14971 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14972 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14973 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14974 (unnamed branch insn): Likewise.
14975 (*movdi_gp32_fp64): Fold into...
14976 (*movdi_32bit): ...here.
14977 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14978 (*movdf_hardfloat): ...this new pattern.
14979 (*movdf_softfloat): Remove redundant FPR alternatives.
14980 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14981 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14982 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14983 the "move" attribute.
14984 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14985 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14986 and "store" for COP loads and stores.
14987 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14988 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14989 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14990 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14991 (*movtf_mips16, *movv2sf): Likewise.
14992 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14993 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14994 (mfhc1<mode>): Use "move_type" instead of "move".
14995 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14996 (loadgp_blockage): Remove the "length" attribute.
14997 (blockage, set_got_version, update_got_version): Likewise.
14998 (call_internal): Remove the "extended_mips16" attribute.
14999 (call_value_internal, call_value_multiple_internal): Likewise.
15000 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15002 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15003 the "length" attribute.
15005 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15007 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15008 -Wcast-qual warnings.
15009 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15010 handle_pragma_pop_macro): Likewise.
15011 * collect2.c (resolve_lib_name): Likewise.
15012 * config/arc/arc.c (arc_init): Likewise.
15013 * config/arm/arm.c (neon_builtin_compare,
15014 locate_neon_builtin_icode): Likewise.
15015 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15016 * config/bfin/bfin.c (bfin_init_machine_status,
15017 bfin_optimize_loop): Likewise.
15018 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15019 * config/cris/cris.c (cris_init_expanders): Likewise.
15020 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15021 * config/darwin.c (machopic_indirection_eq,
15022 machopic_indirection_name, machopic_output_indirection): Likewise.
15023 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15024 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15025 frv_optimize_membar): Likewise.
15026 * config/i386/cygwin.h (mingw_scan,
15027 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15028 * config/i386/cygwin1.c (mingw_scan): Likewise.
15029 * config/i386/i386.c (machopic_output_stub): Likewise.
15030 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15031 i386_pe_unique_section): Likewise.
15032 * config/ia64/ia64.c (ia64_init_machine_status,
15033 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15035 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15036 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15037 * config/m68k/m68k.c (m68k_handle_option,
15038 m68k_sched_md_init_global): Likewise.
15039 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15040 mcore_unique_section): Likewise.
15041 * config/mips/mips.c (mips_block_move_straight,
15042 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15044 * config/mmix/mmix.c (mmix_init_machine_status,
15045 mmix_encode_section_info): Likewise.
15046 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15047 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15048 print_operand_address, output_toc, redefine_groups,
15049 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15050 * config/s390/s390.c (s390_init_machine_status): Likewise.
15051 * config/score/score.c (score_block_move_straight,
15052 score_block_move_loop_body): Likewise.
15053 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15054 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15055 * emit-rtl.c (find_auto_inc): Likewise.
15056 * gcc.c (translate_options, process_command): Likewise.
15057 * reorg.c (dbr_schedule): Likewise.
15058 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15059 * xcoffout.c (xcoffout_declare_function): Likewise.
15061 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15063 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15064 ipa-pta working again.
15066 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15068 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15071 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15073 * config.gcc (powerpc*-*-*): Add new core e500mc.
15074 * config/rs6000/e500mc.md: New file.
15075 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15077 (rs6000_override_options): Add e500mc case to
15078 processor_target_table. Altivec and Spe options not allowed
15079 with e500mc. Add isel instruction to e500mc by
15080 default. Initialize rs6000_cost for e500mc.
15081 (rs6000_issue_rate): Set issue rate for e500mc.
15082 * config/rs6000/rs6000.h (processor_type): Add
15083 PROCESSOR_PPCE500MC.
15084 (ASM_CPU_SPEC): Add e500mc.
15085 Set TARGET_ISEL to rs6000_isel.
15086 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15087 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15088 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15090 * doc/invoke.texi: Add e500mc to list of cpus.
15092 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15095 * c-lex.c (lex_charconst): Initialize unsignedp.
15097 2008-06-27 Olivier Hainque <hainque@adacore.com>
15099 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15100 documented assumptions.
15102 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15104 * dwarf2out.c: Remove trailing white spaces. Break long line
15107 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15109 * libfuncs.h (LTI_synchronize): New libfunc_index.
15110 (synchronize_libfunc): Declare.
15111 * builtins.c (expand_builtin_synchronize): Consider using
15112 synchronize_libfunc before falling back on an asm blockage.
15113 * config/mips/mips.c: Include libfuncs.h
15114 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15116 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15118 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15119 parameter. Copy stack_reg to r11 where appropriate.
15120 (no_global_regs_above): Add gpr parameter.
15121 (rs6000_stack_info): Only add padding for SPE save area if we
15122 are saving SPE GPRs and CR.
15123 (saveres_routine_syms): New variable.
15124 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15126 (rs6000_savres_routine_sym): New function.
15127 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15129 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15130 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15131 Tweak FPR out-of-line saving.
15132 (rs6000_make_savres_rtx): New function.
15133 (rs6000_use_multiple_p): New function.
15134 (rs6000_savres_strategy): New function.
15135 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15136 out-of-line if appropriate.
15137 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15138 if we are optimizing for size.
15139 (GP_SAVE_INLINE): Define.
15140 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15141 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15142 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15143 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15144 (*save_fpregs_<mode>): Add use of r11.
15145 (*restore_gpregs_<mode>): New insn.
15146 (*return_and_restore_gpregs_<mode>): New insn.
15147 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15149 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15150 (*restore_gpregs_spe): New insn.
15151 (*return_and_restore_gpregs_spe): New insn.
15152 * config/rs6000/predicates.md (save_world_operation): Fix check.
15154 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15156 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15157 this point, so assert that.
15159 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15161 * cfganal.c: Include vec.h and vecprim.h.
15162 (compute_idf): Import from...
15163 * tree-into-ssa (compute_idf): ...here.
15164 * basic-block.h (compute_idf): Export.
15166 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15168 * c-decl.c (merge_decls): Use !current_function_decl to check for
15169 extern declaration of C99 inline function being at file scope.
15171 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15173 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15175 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15177 * alias.c (record_alias_subset, init_alias_analysis): Fix
15178 -Wc++-compat and/or -Wcast-qual warnings.
15179 * attribs.c (lookup_attribute_spec): Likewise.
15180 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15181 copy_bb, connect_traces,
15182 find_rarely_executed_basic_blocks_and_cr): Likewise.
15183 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15184 note_btr_set, migrate_btr_defs): Likewise.
15185 * builtins.c (result_vector, expand_builtin_memcpy,
15186 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15187 builtin_memset_read_str, expand_builtin_printf,
15188 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15190 * caller-save.c (mark_set_regs): Likewise.
15191 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15192 * cgraph.c (cgraph_edge): Likewise.
15193 * combine.c (likely_spilled_retval_1): Likewise.
15194 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15195 htab_counts_entry_del, get_coverage_counts): Likewise.
15196 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15197 new_cselib_val): Likewise.
15198 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15199 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15201 * df-core.c (df_compact_blocks): Likewise.
15202 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15203 * df-scan.c (df_grow_reg_info, df_ref_create,
15204 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15205 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15206 df_record_entry_block_defs, df_record_exit_block_uses,
15207 df_bb_verify): Likewise.
15208 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15209 DF_REF_EXTRACT_MODE_CONST): New.
15210 * dominance.c (get_immediate_dominator, get_dominated_by,
15211 nearest_common_dominator, root_of_dom_tree,
15212 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15213 -Wc++-compat and/or -Wcast-qual warnings.
15214 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15215 record_store, replace_read, check_mem_read_rtx, scan_insn,
15216 dse_step1, dse_record_singleton_alias_set): Likewise.
15217 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15219 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15221 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15222 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15223 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15224 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15225 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15226 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15227 file_name_acquire, output_file_names, add_const_value_attribute,
15228 premark_used_types_helper, file_table_eq, file_table_hash,
15229 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15230 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15231 -Wcast-qual warnings.
15232 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15233 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15234 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15235 gen_reg_rtx, start_sequence, init_emit): Likewise.
15236 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15237 * except.c (init_eh_for_function, gen_eh_region,
15238 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15239 arh_to_landing_pad, arh_to_label, add_action_record,
15240 add_call_site, switch_to_exception_section): Likewise.
15241 * expmed.c (synth_mult): Likewise.
15242 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15243 store_expr): Likewise.
15244 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15246 * function.c (assign_stack_temp_for_type,
15247 allocate_struct_function, match_asm_constraints_1): Likewise.
15248 * gcov-io.c (gcov_allocate): Likewise.
15249 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15250 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15251 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15252 record_one_set, insert_expr_in_table, insert_set_in_table,
15253 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15254 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15255 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15256 -Wcast-qual warnings.
15258 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15260 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15261 -Wcast-qual warnings.
15262 * gcc.c (process_command): Likewise.
15263 * genattrtab.c (oballoc): Use XOBNEW.
15264 (oballocvec): Define.
15265 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15266 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15267 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15268 -Wc++-compat and/or -Wcast-qual warnings.
15269 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15270 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15271 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15272 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15273 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15274 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15275 add_excls, process_presence_absence_names,
15276 process_presence_absence_patterns, add_presence_absence,
15277 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15278 get_free_state, add_arc, get_free_automata_list_el,
15279 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15280 transform_3, cache_presence, create_ainsns, create_automata,
15281 create_state_ainsn_table, dfa_insn_code_enlarge,
15282 output_trans_func, output_min_issue_delay_func,
15283 output_dead_lock_func, output_reset_func,
15284 output_get_cpu_unit_code_func, output_dfa_start_func,
15285 expand_automata): Likewise.
15286 * genextract.c (gen_insn): Likewise.
15287 * gengtype-lex.l: Likewise.
15288 * gengtype.c (read_input_list, adjust_field_type,
15289 process_gc_options): Likewise.
15290 * genoutput.c (note_constraint): Likewise.
15291 * genpreds.c (mangle, add_constraint): Likewise.
15292 * genrecog.c (process_define_predicate, new_decision,
15293 add_to_sequence): Likewise.
15294 * gensupport.c (record_insn_name): Likewise.
15296 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15298 * config/i386/driver-i386.c (detect_caches_amd,
15299 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15300 and/or -Wcast-qual warnings.
15301 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15302 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15303 gt_pch_save): Likewise.
15304 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15305 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15306 * global.c (compute_regsets): Likewise.
15307 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15308 finish_graph_dump_file): Likewise.
15309 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15310 unlink_bb_notes): Likewise.
15311 * integrate.c (get_hard_reg_initial_val): Likewise.
15312 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15313 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15314 * local-alloc.c (update_equiv_regs): Likewise.
15315 * loop-invariant.c (check_invariant_table_size,
15316 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15318 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15319 altered_reg_used, mark_altered): Likewise.
15320 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15321 insert_var_expansion_initialization,
15322 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15323 release_var_copies): Likewise.
15324 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15325 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15326 analyze_accesses_for_phi_node, check_var_notmodified_p,
15327 check_allocation_function, find_sites_in_func,
15328 record_all_accesses_in_func, transform_access_sites,
15329 transform_allocation_sites): Likewise.
15330 * omp-low.c (new_omp_region, create_omp_child_function_name,
15331 check_omp_nesting_restrictions, check_combined_parallel,
15332 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15333 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15334 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15335 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15337 * opts-common.c (prune_options): Likewise.
15338 * opts.c (add_input_filename, print_filtered_help,
15339 get_option_state): Likewise.
15340 * params.c (add_params): Likewise.
15341 * passes.c (set_pass_for_id, next_pass_1,
15342 do_per_function_toporder, pass_fini_dump_file): Likewise.
15343 * postreload.c (reload_cse_simplify_operands): Likewise.
15344 * predict.c (tree_predicted_by_p, tree_predict_edge,
15345 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15347 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15349 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15351 * recog.c (check_asm_operands, validate_change_1): Likewise.
15352 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15353 subst_asm_stack_regs): Likewise.
15354 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15355 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15356 * regmove.c (reg_is_remote_constant_p): Likewise.
15357 * regrename.c (regrename_optimize, scan_rtx_reg,
15358 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15360 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15361 regstat_compute_calls_crossed): Likewise.
15362 * reload1.c (init_reload, new_insn_chain,
15363 has_nonexceptional_receiver, reload, copy_reloads,
15364 calculate_needs_all_insns, init_elim_table): Likewise.
15365 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15366 * rtl.c (shallow_copy_rtx_stat): Likewise.
15367 * rtlanal.c (parms_set): Likewise.
15368 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15369 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15370 * sched-ebb.c (earliest_block_with_similiar_load,
15371 add_deps_for_risky_insns): Likewise.
15372 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15373 schedule_region): Likewise.
15374 * see.c (eq_descriptor_pre_extension,
15375 hash_descriptor_pre_extension, hash_del_pre_extension,
15376 eq_descriptor_properties, hash_descriptor_properties,
15377 hash_del_properties, see_seek_pre_extension_expr,
15378 see_initialize_data_structures, see_print_register_properties,
15379 see_print_pre_extension_expr, see_delete_merged_def_extension,
15380 see_delete_unmerged_def_extension, see_emit_use_extension,
15381 see_pre_delete_extension, see_map_extension, see_commit_changes,
15382 see_analyze_merged_def_local_prop,
15383 see_analyze_merged_def_local_prop,
15384 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15385 see_set_prop_merged_def, see_set_prop_unmerged_def,
15386 see_set_prop_unmerged_use, see_print_one_extension,
15387 see_merge_one_use_extension, see_merge_one_def_extension,
15388 see_store_reference_and_extension, see_update_uses_relevancy,
15389 see_update_defs_relevancy): Likewise.
15390 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15391 hash_statistics_free, curr_statistics_hash): Likewise.
15392 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15393 expand_asm_operands, expand_return, case_bit_test_cmp,
15394 expand_case): Likewise.
15395 * stor-layout.c (start_record_layout): Likewise.
15396 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15397 gt_pch_save_stringpool): Likewise.
15398 * tree-data-ref.c (hash_stmt_vertex_info,
15399 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15400 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15402 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15405 * config/i386/i386.md : Change constraints of HImode and QImode
15406 immediate operands from "i" to "n". Change SImode "ni" constraint to
15407 "i" and SImode "rmi" constraint to "g". Remove all constraints
15408 from const0_operand and const1_operand predicated operands.
15409 (i): Change QImode and HImode attribute from "i" to "n".
15410 (*subqi_2): Change HImode operands to QImode.
15413 2008-06-25 Olivier Hainque <hainque@adacore.com>
15415 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15418 2008-06-25 Richard Guenther <rguenther@suse.de>
15420 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15421 not overflow the result type.
15423 2008-06-25 Richard Guenther <rguenther@suse.de>
15425 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15426 (vn_lookup): Likewise.
15428 2008-06-25 Richard Guenther <rguenther@suse.de>
15430 PR tree-optimization/35518
15431 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15432 * tree-sra.c (instantiate_element): Use fold_build3 to build
15434 (try_instantiate_multiple_fields): Likewise.
15436 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15438 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15441 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15443 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15444 use_backchain_to_restore_sp to true
15445 if the offset of the link register save area would go over the 32k - 1
15446 offset limit of the load
15449 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15451 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15452 anchor for the type-punning blurb. Cross-reference "Structures
15453 unions enumerations and bit-fields implementation". Provide a
15454 cast-through-pointer example. Make final sentence self-contained.
15455 * doc/implement-c.texi (Structures unions enumerations and
15456 bit-fields implementation): Cross-reference the type-punning blurb
15457 in the -fstrict-aliasing documentation.
15459 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15461 PR middle-end/36594
15462 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15463 the memory instead of the memory itself for the save area.
15465 2008-06-24 Olivier Hainque <hainque@adacore.com>
15466 Nicolas Roche <roche@adacore.com>
15468 * gengtype.c (srcdir_len): size_t instead of int.
15469 (get_file_realbasename): New function. For F a filename, the real
15470 basename of F, with all the path components stripped.
15471 (get_file_srcdir_relative_path): New function. For F a filename, the
15472 relative path to F from $(srcdir).
15473 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15474 get_file_realbasename. Adjust the head comment.
15475 (get_prefix_langdir_index): New function. For F a filename, return the
15476 lang_dir_names[] relative index of the language directory that is
15478 (get_file_langdir): For F a filename, return the name of the language
15479 directory where F is located.
15480 (get_file_gtfilename): New function. The gt- output file name for an
15482 (get_output_file_with_visibility): Replace in-line computations with
15483 uses of get_file_gtfilename and get_prefix_langdir_index.
15484 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15486 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15488 PR tree-optimization/36504
15489 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15490 references without base address.
15492 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15494 PR middle-end/36584
15495 * calls.c (expand_call): Increase alignment for recursive functions.
15497 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15499 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15500 (TARGET_FUNCTION_VALUE): New define.
15501 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15502 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15504 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15506 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15507 (fmod<mode>3): Ditto.
15508 (remainderxf3): Ditto.
15509 (remainder<mode>3): Ditto.
15511 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15514 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15515 REG is a hard register.
15517 PR tree-optimization/36508
15518 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15519 499, don't check it at all in release compilers.
15521 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15523 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15524 together with SSE_TARGET_MATH to disable insn pattern.
15525 (*fop_<MODEF:mode>_2_i387): Ditto.
15526 (*fop_<MODEF:mode>_3_i387): Ditto.
15528 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15530 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15532 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15534 PR middle-end/34906
15535 * gimplify.c (gimplify_asm_expr): Check the return code of
15536 parse_output_constraint call, set function return and is_inout
15537 value if it failed.
15539 2008-06-22 Ian Lance Taylor <iant@google.com>
15541 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15542 (narrowest_signed_type): Likewise.
15543 * c-typeck.c (c_common_type): Change local variable mclass to enum
15545 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15546 tcc_comparison, not the tree code itself.
15547 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15548 (c_expand_expr): Cast modifier to enum expand_modifier.
15549 * c-common.h (C_RID_CODE): Add casts.
15550 (C_SET_RID_CODE): Define.
15551 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15552 (c_lex_one_token): Add cast to avoid warning.
15553 (c_parser_objc_type_name): Rename local typename to type_name.
15554 (check_no_duplicate_clause): Change code parameter to enum
15556 (c_parser_omp_var_list_parens): Change kind parameter to enum
15558 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15559 c_parser_omp_list_var_parens.
15560 (c_parser_omp_threadprivate): Likewise.
15561 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15562 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15563 * c-format.c (NO_FMT): Define.
15564 (printf_length_specs): Use NO_FMT.
15565 (asm_fprintf_length_specs): Likewise.
15566 (gcc_diag_length_specs): Likewise.
15567 (scanf_length_specs): Likewise.
15568 (strfmon_length_specs): Likewise.
15569 (gcc_gfc_length_specs): Likewise.
15570 (printf_flag_specs): Change 0 to STD_C89.
15571 (asm_fprintf_flag_specs): Likewise.
15572 (gcc_diag_flag_specs): Likewise.
15573 (gcc_cxxdiag_flag_specs): Likewise.
15574 (scanf_flag_specs): Likewise.
15575 (strftime_flag_specs): Likewise.
15576 (strfmon_flag_specs): Likewise.
15577 (print_char_table): Likewise.
15578 (asm_fprintf_char_table): Likewise.
15579 (gcc_diag_char_table): Likewise.
15580 (gcc_tdiag_char_table): Likewise.
15581 (gcc_cdiag_char_table): Likewise.
15582 (gcc_cxxdiag_char_table): Likewise.
15583 (gcc_gfc_char_table): Likewise.
15584 (scan_char_table): Likewise.
15585 (time_char_table): Likewis.
15586 (monetary_char_table): Likewise.
15587 * c-format.h (BADLEN): Likewise.
15589 2008-06-21 Ian Lance Taylor <iant@google.com>
15591 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15592 Define END_OF_BASE_TREE_CODES around inclusion.
15593 * tree.c (tree_code_type): New global array.
15594 (tree_code_length, tree_code_name): Likewise.
15595 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15596 $(lang_tree_files).
15597 (all-tree.def, s-alltree): New targets.
15598 (gencheck.h, s-gencheck): Remove.
15599 (tree.o): Depend upon all-tree.def.
15600 (build/gencheck.o): Remove gencheck.h dependency.
15601 (mostlyclean): Don't remove gencheck.h.
15602 * c-common.h (enum c_tree_code): Remove.
15603 * c-lang.c (tree_code_type): Remove.
15604 (tree_code_length, tree_code_name): Remove.
15605 * gencheck.c (tree_codes): Include all-tree.def, rather than
15606 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15608 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15610 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15611 (operator_name_info): Size to MAX_TREE_CODES.
15612 (assignment_operator_name_info): Likewise.
15613 * cp/cp-lang.c (tree_code_type): Remove.
15614 (tree_code_length, tree_code_name): Remove.
15615 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15616 (assignment_operator_name_info): Likewise.
15617 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15619 * cp/mangle.c (write_expression): Likewise.
15620 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15621 * fortran/f95-lang.c (tree_code_type): Remove.
15622 (tree_code_length, tree_code_name): Remove.
15623 * java/java-tree.h (enum java_tree_code): Remove.
15624 * java/lang.c (tree_code_type): Remove.
15625 (tree_code_length, tree_code_name): Remove.
15626 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15627 * objc/objc-act.h (enum objc_tree_code): Remove.
15628 * objc/objc-lang.c (tree_code_type): Remove.
15629 (tree_code_length, tree_code_name): Remove.
15630 * objcp/objcp-lang.c (tree_code_type): Remove.
15631 (tree_code_length, tree_code_name): Remove.
15632 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15633 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15634 * ada/misc.c (tree_code_type): Remove.
15635 (tree_code_length, tree_code_name): Remove.
15637 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15639 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15640 the grand_bitmap_obstack.
15642 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15644 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15645 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15646 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15647 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15648 move_stmt_r, new_label_mapper): Likewise.
15649 * tree-complex.c (cvc_lookup): Likewise.
15650 * tree-dfa.c (create_function_ann): Likewise.
15651 * tree-dump.c (dump_register): Likewise.
15652 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15653 find_phi_replacement_condition): Likewise.
15654 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15655 tree_function_versioning): Likewise.
15656 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15657 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15658 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15659 get_nonlocal_debug_decl, convert_nonlocal_reference,
15660 convert_nonlocal_omp_clauses, get_local_debug_decl,
15661 convert_local_reference, convert_local_omp_clauses,
15662 convert_nl_goto_reference, convert_nl_goto_receiver,
15663 convert_tramp_reference, convert_call_expr): Likewise.
15664 * tree-outof-ssa.c (contains_tree_r): Likewise.
15665 * tree-parloops.c (reduction_phi, initialize_reductions,
15666 eliminate_local_variables_1, add_field_for_reduction,
15667 add_field_for_name, create_phi_for_local_result,
15668 create_call_for_reduction_1, create_loads_for_reductions,
15669 create_stores_for_reduction, create_loads_and_stores_for_name):
15671 * tree-phinodes.c (allocate_phi_node): Likewise.
15672 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15673 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15674 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15675 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15676 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15677 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15678 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15679 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15680 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15681 vn_nary_op_insert): Likewise.
15682 * tree-ssa.c (redirect_edge_var_map_add,
15683 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15684 * tree-vectorizer.c (vectorize_loops): Likewise.
15685 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15686 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15687 tree_cons_stat, build1_stat, build_variant_type_copy,
15688 decl_init_priority_lookup, decl_fini_priority_lookup,
15689 decl_priority_info, decl_restrict_base_lookup,
15690 decl_restrict_base_insert, decl_debug_expr_lookup,
15691 decl_debug_expr_insert, decl_value_expr_lookup,
15692 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15693 type_hash_add, get_file_function_name, tree_check_failed,
15694 tree_not_check_failed, tree_range_check_failed,
15695 omp_clause_range_check_failed, build_omp_clause,
15696 build_vl_exp_stat): Likewise.
15697 * value-prof.c (gimple_histogram_value,
15698 gimple_duplicate_stmt_histograms): Likewise.
15699 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15700 unshare_variable, variable_union_info_cmp_pos, variable_union,
15701 dataflow_set_different_1, dataflow_set_different_2,
15702 vt_find_locations, variable_was_changed, set_variable_part,
15703 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15704 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15705 section_entry_hash, object_block_entry_eq,
15706 object_block_entry_hash, create_block_symbol,
15707 initialize_cold_section_name, default_function_rodata_section,
15708 strip_reg_name, set_user_assembler_name, const_desc_eq,
15709 build_constant_desc, output_constant_def, lookup_constant_def,
15710 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15711 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15712 default_internal_label): Likewise.
15713 * varray.c (varray_init, varray_grow): Likewise.
15714 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15716 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15718 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15719 operators for "test" insn. Macroize insn using SWI mode macro.
15720 (*jcc_fused_2): Ditto.
15721 (*jcc_fused_3): Macroize insn using SWI mode macro.
15722 (*jcc_fused_4): Ditto.
15724 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15726 * tree-ssa-pre.c: Fix typo in comment.
15727 (init_antic, fini_antic): Add explicit funtions for
15728 initializing and deinitializing ANTIC and AVAIL sets.
15729 (create_expression_by_pieces): Fix typo in comment.
15730 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15731 (execute_pre): Eventually dump details about ANTIC_IN.
15733 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15735 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15736 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15737 add_to_obstack, file_at_path, find_a_file, execute,
15738 add_preprocessor_option, add_assembler_option, add_linker_option,
15739 process_command, insert_wrapper, do_option_spec, do_self_spec,
15740 spec_path, do_spec_1, is_directory, main, used_arg,
15741 getenv_spec_function): Likewise.
15742 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15743 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15746 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15748 * doc/rtl.texi: Updated subreg section.
15750 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15753 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15754 node->needed and node->reachable.
15755 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15756 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15757 (expand_task_call): Don't call expand_task_copyfn.
15758 (expand_task_copyfn): Renamed to...
15759 (finalize_task_copyfn): ... this.
15761 2008-06-19 Jan Hubicka <jh@suse.cz>
15763 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15764 clobbering framepointer.
15766 2008-06-19 Jan Hubicka <jh@suse.cz>
15768 * tree-optimize.c (execute_early_local_optimizations): Set
15769 cgraph_state only at first invocation.
15771 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15773 * system.h (-Wc++-compat): Activate as a warning, no an error.
15775 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15778 instead of "#" in insn asm template.
15779 (*jcc_fused_2): Ditto.
15781 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15783 * config/i386/i386.h (ix86_tune_indices)
15784 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15785 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15786 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15787 (*jcc_fused_2): Ditto.
15788 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15789 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15790 (print operand): Handle 'E' and 'e' code.
15792 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15794 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15795 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15796 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15798 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15800 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15802 (cgraph_expand_function): Use local copy of decl.
15803 (cgraph_expand_all_functions): Remove redundant initialization of
15805 (cgraph_optimize): Reword internal_error message.
15807 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15809 * arm-protos.h (arm_return_in_memory): Remove public
15810 arm_return_in_memory() prototype.
15811 * arm.c (arm_return_in_memory): Add static prototype, add target
15812 hook macro, change definition and comments.
15813 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15815 2008-06-19 Ben Elliston <bje@au.ibm.com>
15817 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15818 real.c: Remove references to IEEE 754R.
15819 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15820 * doc/libgcc.texi (Decimal float library routines): Likewise.
15822 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15824 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15825 (default_unwind_word_mode): Add prototype.
15826 * targhooks.c (default_unwind_word_mode): New function.
15827 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15828 instead of word_mode.
15829 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15830 (TARGET_INITIALIZER): Use it.
15832 * c-common.c (handle_mode_attribute): Support "unwind_word"
15834 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15836 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15837 word_mode to access SjLj_Function_Context member "data".
15838 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15839 conversion from targetm.eh_return_filter_mode () to
15840 targetm.unwind_word_mode () if they differ.
15842 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15843 (BT_FN_UNWINDWORD_PTR): New function type.
15844 (BT_FN_WORD_PTR): Remove.
15845 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15846 * except.c (expand_builtin_extend_pointer): Convert pointer to
15847 targetm.unwind_word_mode () instead of word_mode.
15849 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15850 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15851 (spu_unwind_word_mode): New function.
15852 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15853 (TARGET_UNWIND_WORD_MODE): Define.
15854 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15856 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15858 * config/spu/spu.c (reg_align): Remove.
15859 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15860 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15861 (spu_split_store): Likewise.
15863 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15865 * gcc/tree-vn.c: Fix typo in comment.
15867 2008-06-18 Jan Hubicka <jh@suse.cz>
15869 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15870 toplevel reorder too.
15872 2008-06-18 Jan Hubicka <jh@suse.cz>
15874 * c-opts.c (c_common_post_options): PCH is not compatible with
15876 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15877 -fno-toplevel-reorder by default now.
15879 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15881 PR documentation/30739
15882 * doc/install.texi (Prerequisites): Document dependency on awk.
15884 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15885 Ian Lance Taylor <iant@google.com>
15887 PR rtl-optimization/35604
15888 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15889 only want to change jump destinations, not eventual label comparisons.
15891 2008-06-16 Jan Hubicka <jh@suse.cz>
15893 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15895 (cgraph_analyze_function): Likewise.
15897 2008-06-16 Jan Hubicka <jh@suse.cz>
15899 * cgraph.h (cgraph_mark_if_needed): New function.
15900 * cgraphunit.c (cgraph_mark_if_needed): New function.
15901 * c-decl.c (duplicate_decl): Use it.
15903 2008-06-16 Jan Hubicka <jh@suse.cz>
15905 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15908 2008-06-16 Jan Hubicka <jh@suse.cz>
15910 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15912 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15913 Kazu Hirata <kazu@codesourcery.com>
15914 Maxim Kuvyrkov <maxim@codesourcery.com
15916 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15917 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15918 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15919 EXTRA_SPEC_FUNCTIONS.
15920 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15921 (DRIVER_SELF_SPECS): Adjust.
15922 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15923 * config/mips/st.h, config/mips/t-st: New.
15924 * config/mips/driver-native.c, config/mips/x-native: New.
15925 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15928 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15930 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15932 (ISA_HAS_FP_CONDMOVE): New macro.
15933 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15934 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15935 (ISA_HAS_NMADD3_NMSUB3): New macro.
15936 * config/mips/mips.c (mips_rtx_costs): Update.
15937 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15938 compiling for ST Loongson 2E/2F.
15939 (madd<mode>): Rename to madd4<mode>. Update.
15940 (madd3<mode>): New pattern.
15941 (msub<mode>): Rename to msub4<mode>. Update.
15942 (msub3<mode>): New pattern.
15943 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15944 (nmadd3<mode>): New pattern.
15945 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15946 (nmadd3<mode>_fastmath): New pattern.
15947 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15948 (nmsub3<mode>): New pattern.
15949 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15950 (nmsub3<mode>_fastmath): New pattern.
15951 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15953 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15955 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15956 (DF_REF_INSN_INFO): New.
15957 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15958 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15959 with a NULL DF_REF_INSN_INFO.
15960 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15962 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15963 DF_INSN_INFO_EQ_USES): New.
15964 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15965 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15966 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15967 * df-core.c: Update comment for above changes.
15968 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15969 DF_INSN_UID_* macros.
15970 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15971 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15972 insn rtx. Update all callers.
15973 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15974 df_ref_create_structure, df_insn_refs_collect): Likewise.
15975 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15976 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15977 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15978 macros to access the insn refs.
15979 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15980 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15981 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15982 for accessing the refs.
15983 (try_fwprop_subst): Likewise.
15984 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15985 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15986 for accessing the refs.
15987 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15988 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15989 to look at the insn refs.
15990 (record_uses): Likewise.
15991 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15993 (mark_artificial_uses): Don't mark_insn for artificial refs.
15994 (mark_reg_rependencies): Likewise.
15996 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15998 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16000 * configure: Regenerate.
16002 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16004 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16005 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16006 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16008 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16010 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16011 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16012 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16014 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16016 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16017 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16018 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16020 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16022 * tree-ssa-sccvn.c: Fix format of comments.
16024 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16026 * cgraph.c: Remove unneeded forward declarations of eq_node()
16029 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16031 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16033 (see_update_relevancy): Likewise.
16034 * fwprop.c (try_fwprop_subst): Likewise.
16035 * rtlanal.c (noop_move_p): Likewise.
16036 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16037 notes to non-existing libcall blocks.
16038 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16040 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16041 (dead_libcall_p): Remove.
16042 (delete_trivially_dead_insns): Don't use it.
16043 * web.c (union_defs): Remove comment about keeping nops.
16044 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16045 (compute_hash_table_work): Don't track libcall notes.
16046 (do_local_cprop): Don't take libcall pointers. Don't update
16048 (adjust_libcall_notes): Deleted.
16049 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16050 ever have existed in the first place).
16051 (replace_store_insn): Don't try to remove libcall notes.
16052 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16053 (resolve_reg_notes): Don't call them.
16054 (resolve_simple_move): Likewise.
16055 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16056 Don't remove REG_RETVAL notes.
16057 * emit-rtl.c (try_split): Don't update libcall notes.
16058 (emit_copy_of_insn_after): Dito.
16059 * cselib.c (cselib_current_insn_in_libcall): Remove.
16060 (cselib_process_insn): Don't set/clear it.
16061 (new_elt_loc_list): Don't record it.
16062 (cselib_init): Don't initialize it.
16063 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16064 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16066 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16067 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16068 (init_deps): Don't initialize it.
16069 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16070 * combine.c (delete_noop_moves): Don't update libcall notes.
16071 (can_combine_p): Remove now pointless #if 0 block.
16072 (try_combine): Remove another obsolete #if 0 block.
16073 (distribute_notes): Don't distribute libcall notes.
16074 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16075 * dce.c (libcall_dead_p): Remove.
16076 (delete_unmarked_insns): Don't handle libcall blocks.
16077 (preserve_libcall_for_dce): Remove.
16078 (prescan_insns_for_dce): Don't special-case libcall block insns.
16079 * reload1 (reload): Don't handle libcall notes.
16080 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16083 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16085 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16086 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16087 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16089 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16091 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16092 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16093 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16095 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16097 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16099 2008-06-16 Ira Rosen <irar@il.ibm.com>
16101 PR tree-optimization/36493
16102 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16103 the arguments list. Use VECTYPE to create vector pointer.
16104 (vectorizable_store): Fail if accesses through a pointer to vectype
16105 do not alias the original memory reference operands.
16106 Call vect_create_data_ref_ptr without the removed argument.
16107 (vectorizable_load): Likewise.
16108 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16111 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16114 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16115 reg_equiv_constant.
16117 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16119 * config/mips/loongson2ef.md: New file.
16120 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16121 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16122 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16123 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16124 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16126 (loongson2ef.md): New include.
16127 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16128 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16129 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16130 (loongson_gt_<mode>, loongson_extract_halfword)
16131 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16132 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16133 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16134 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16135 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16136 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16137 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16138 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16139 (vec_interleave_low<mode>): Define type attribute.
16140 * config/mips/mips.c (mips_ls2): New static variable.
16141 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16142 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16143 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16144 Implement target scheduling hooks.
16145 (mips_multipass_dfa_lookahead): Update to handle tuning for
16147 (mips_sched_init): Initialize data for Loongson scheduling.
16148 (mips_ls2_variable_issue): New static function.
16149 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16151 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16152 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16153 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16154 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16155 Handle ST Loongson 2E/2F cores.
16156 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16158 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16160 * omp-low.c (extract_omp_for_data): Fix comment typo.
16163 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16165 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16166 FIXME note about gcc/config.guess.
16167 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16168 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16169 * doc/cppopts.texi: Likewise.
16170 * doc/extend.texi: Likewise.
16171 * doc/gcc.texi: Likewise.
16172 * doc/gccint.texi: Likewise.
16173 * doc/gcov.texi: Likewise.
16174 * doc/gty.texi: Likewise.
16175 * doc/hostconfig.texi: Likewise.
16176 * doc/install.texi: Likewise.
16177 * doc/invoke.texi: Likewise.
16178 * doc/loop.texi: Likewise.
16179 * doc/makefile.texi: Likewise.
16180 * doc/md.texi: Likewise.
16181 * doc/passes.texi: Likewise.
16182 * doc/tm.texi: Likewise.
16183 * doc/tree-ssa.texi: Likewise.
16184 * doc/trouble.texi: Likewise.
16186 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16187 Nathan Sidwell <nathan@codesourcery.com>
16188 Maxim Kuvyrkov <maxim@codesourcery.com>
16189 Richard Sandiford <rdsandiford@googlemail.com>
16191 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16192 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16193 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16195 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16196 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16197 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16199 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16200 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16201 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16202 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16203 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16204 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16205 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16206 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16207 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16208 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16209 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16210 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16211 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16212 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16213 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16214 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16215 (mips_builtins): Add Loongson builtins.
16216 (mips_loongson_2ef_bdesc): New.
16217 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16218 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16219 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16220 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16222 (mips_expand_vector_init): New.
16223 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16224 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16226 * config/mips/mips.md: Add unspec numbers for Loongson
16227 builtins. Include loongson.md.
16228 (MOVE64): Include Loongson vector modes.
16229 (SPLITF): Include Loongson vector modes.
16230 (HALFMODE): Handle Loongson vector modes.
16231 * config/mips/loongson.md: New.
16232 * config/mips/loongson.h: New.
16233 * config.gcc: Add loongson.h header for mips*-*-* targets.
16234 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16236 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16238 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16239 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16240 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16241 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16242 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16243 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16244 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16245 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16246 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16247 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16248 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16249 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16250 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16251 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16252 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16253 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16254 Remove use_fixproto=yes.
16255 (ia64*-*-hpux*): Remove comment about using fixproto.
16256 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16258 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16260 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16262 * configure: Regenerate.
16264 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16266 PR middle-end/36520
16267 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16268 before evaluating it.
16270 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16273 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16274 nested inline functions.
16275 (start_decl, start_function): Don't invert DECL_EXTERNAL
16276 for nested inline functions.
16278 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16280 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16281 splits that must be made for correctness.
16283 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16285 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16286 (AVAIL_NON_MIPS16): Likewise.
16287 (mips_builtin_description): Replace target_flags with a predicate.
16288 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16289 (dspr2_32): New availability predicates.
16290 (MIPS_BUILTIN): New macro.
16291 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16292 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16293 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16294 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16295 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16296 (mips_dsp_32only_bdesc): Merge into...
16297 (mips_builtins): ...this new array.
16298 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16299 (mips_init_builtins): Update after above changes.
16300 (mips_expand_builtin_1): Merge into...
16301 (mips_expand_builtin): ...here and update after above changes.
16303 2008-06-12 Paul Brook <paul@codesourcery.com>
16305 * longlong.h (__arm__): Define count_leading_zeros.
16306 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16307 (clzsi2, clzdi2): New functions.
16308 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16309 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16310 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16311 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16312 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16313 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16314 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16315 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16316 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16317 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16319 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16321 * config/m68k/m68k.c (m68k_tune_flags): New.
16322 (override_options): Compute m68k_tune_flags.
16323 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16324 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16326 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16328 PR middle-end/36506
16329 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16331 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16333 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16334 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16336 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16338 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16339 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16341 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16343 PR middle-end/36506
16344 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16347 2008-06-12 Richard Guenther <rguenther@suse.de>
16349 PR tree-optimization/36345
16350 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16351 add memory_tag_needed flag.
16352 (may_alias_p): Declare.
16353 * tree-ssa-alias.c (may_alias_p): Export.
16354 (set_initial_properties): Use memory_tag_needed flag.
16355 (update_reference_counts): Likewise.
16356 (reset_alias_info): Reset memory_tag_needed flag.
16357 (create_name_tags): Check memory_tag_needed flag.
16358 (dump_points_to_info_for): Dump it.
16359 * tree-ssa-structalias.c (struct variable_info): Remove
16360 directly_dereferenced flag.
16361 (new_var_info): Do not initialize it.
16362 (process_constraint_1): Do not set it.
16363 (update_alias_info): Set is_dereferenced flag.
16364 (set_uids_in_ptset): Use may_alias_p.
16365 (set_used_smts): Check memory_tag_needed flag.
16366 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16367 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16368 memory_tag_needed flag.
16369 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16370 from broken design.
16372 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16374 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16375 red zone for w64 abi.
16376 (ix86_expand_prologue): Likewise.
16377 (ix86_force_to_memory): Likewise.
16378 (ix86_free_from_memory): Likewise.
16380 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16383 * config/rs6000/rs6000.c (rs6000_override_options): Set
16384 rs6000_isel conditionally to the absence of comand line override.
16385 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16386 Remove duplicate rs6000_isel setting.
16387 * config/rs6000/eabispe.h: Ditto.
16389 2008-06-11 Richard Guenther <rguenther@suse.de>
16391 * alias.c (get_alias_set): Use the element alias-set for arrays.
16392 (record_component_aliases): For arrays and vectors do nothing.
16393 * c-common.c (strict_aliasing_warning): Handle the cases
16394 of alias set zero explicitly.
16395 * Makefile.in (dfp.o-warn): Add -Wno-error.
16397 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16399 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16401 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16402 tune_32 tune_64 to supported_defaults. Allow values not
16403 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16404 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16405 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16406 with_cpu_64 to generic for 64-bit-supporting configurations, not
16407 with_cpu. Remove FIXMEs.
16408 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16409 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16410 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16411 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16412 arch_32 and arch_64.
16414 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16415 Olivier Hainque <hainque@adacore.com>
16417 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16418 Use DECL_SIZE_UNIT to retrieve the size of the field.
16420 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16422 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16423 with function calls after declarations. Lay out
16424 neon_float_type_node before further use.
16426 2008-06-11 Richard Guenther <rguenther@suse.de>
16428 * tree-flow.h (may_point_to_global_var): Declare.
16429 * tree-ssa-alias.c (may_point_to_global_var): New function.
16430 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16432 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16434 * configure.ac: Teach that fido supports .debug_line.
16435 * configure: Regenerate.
16437 2008-06-10 Tom Tromey <tromey@redhat.com>
16439 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16442 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16444 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16445 (encode_decimal64, decode_decimal64, encode_decimal128,
16446 decode_decimal128): Reverse order of 32-bit parts of value if host
16447 and target endianness differ.
16449 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16451 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16452 Avoid division by 0.
16453 (tree_mod_pow2_value_transform): Likewise.
16454 (tree_ic_transform): Likewise.
16455 (tree_stringops_transform): Likewise.
16456 (tree_mod_subtract_transform): Likewise.
16457 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16458 (copy_edges_for_bb): Likewise.
16459 (initialize_cfun): Likewise.
16461 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16463 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16464 nonmemory_operand. Add "N" operand constraint.
16466 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16467 (*jcc_btsi_mask): Ditto.
16468 (*jcc_btsi_mask_1): Ditto.
16470 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16472 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16473 TYPE_CANONICAL for copied element type.
16475 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16478 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16479 Add m_CORE2 and m_GENERIC.
16480 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16481 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16483 (*jcc_btdi_rex64): New instruction and split pattern.
16484 (*jcc_btsi): Ditto.
16485 (*jcc_btsi_1): Ditto.
16486 (*btsq): Fix Intel asm dialect operand order.
16490 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16492 PR middle-end/36447
16493 * simplify-rtx.c (simplify_subreg): Add check for shift count
16496 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16498 * doc/md.texi: Synchronize with later constraints.md change.
16499 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16500 with a C implementation.
16501 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16503 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16504 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16505 when moving to and from MD_REGNUM.
16506 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16507 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16508 Handle byte and halfword moves.
16509 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16511 * config/mips/constraints.md (h): Turn into NO_REGS.
16512 (l, x): Update documentation.
16513 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16514 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16515 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16516 (HILO): New mode iterator.
16518 (any_div): New code iterator.
16519 (u): Extend code attribute to div and udiv.
16520 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16521 d_operand in the splitters. Remove redundant CONST_INT checks.
16522 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16523 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16524 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16525 accordingly, using normal moves instead of unspecs to move LO into
16526 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16527 (<u>mulsidi3): Handle expansion in C code.
16528 (<u>mulsidi3_32bit_internal): Rename to...
16529 (<u>mulsidi3_32bit): ...this.
16530 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16531 (*<u>mulsidi3_64bit): Rename to...
16532 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16533 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16534 to set LO and HI to the multiplication result. Use a normal move
16535 for MFLO and an unspec for MFHI.
16536 (*<u>mulsidi3_64bit_parts): Replace with...
16537 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16538 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16539 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16540 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16541 instead of HI. Split the instruction into a separate multiplication
16542 and MFHI if !TARGET_FIX_R4000.
16543 (<su>muldi3_highpart): Likewise.
16544 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16545 and the "=h" clobber.
16546 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16547 (<u>mulditi3): New expander.
16548 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16549 (madsi): Remove "=h" clobber.
16550 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16551 Force the modulus result to be a GPR and split the instruction into
16552 a division followed by an MFHI after reload.
16553 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16554 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16555 the MIPS16 HIGH define_split.
16556 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16557 of acc<->gpr moves to "multi".
16558 (*movdi_64bit): Replace the single "x" alternative with
16559 alternatives for moving into and out of "a".
16560 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16561 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16562 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16563 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16564 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16565 (movti): New expander.
16566 (*movti, *movti_mips16): New insns.
16567 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16568 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16569 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16570 * config/mips/predicates.md (fpr_operand): Delete.
16571 (d_operand): New predicate.
16573 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16575 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16576 failure on some Bourne shells.
16577 (x86_64-*-*): Ditto.
16579 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16581 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16583 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16585 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16586 (sparc-sun-solaris2*): Likewise.
16588 2008-06-09 Arnaud Charlet <charlet@adacore.com
16590 * doc/install.texi: Update requirements to build the Ada compiler.
16592 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16594 * df-scan.c (struct df_scan_problem_data): Remove the
16595 mw_link_pool alloc pool.
16596 (df_scan_free_internal): Don't free it.
16597 (df_scan_alloc): Don't allocate it.
16598 * df.h (struct df_link): Update comment.
16600 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16602 * except.h: Correct checks for when SJLJ exceptions must be used.
16604 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16606 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16609 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16611 PR tree-optimization/36218
16612 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16613 configure for the build system.
16614 (BUILD_LDFLAGS): Define.
16615 * configure: Regenerate.
16616 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16618 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16621 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16622 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16623 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16625 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16627 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16629 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16631 * config.gcc (Obsolete configurations): Remove list of
16633 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16634 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16635 targets matched by those patterns.
16636 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16637 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16638 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16639 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16640 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16641 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16642 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16643 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16644 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16645 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16646 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16647 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16648 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16649 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16650 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16651 Make code for Solaris 7 and greater unconditional for Solaris.
16652 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16653 Remove --with-* handling.
16654 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16655 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16656 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16657 LINK_OS_WINDISS_SPEC): Remove.
16658 * config/rs6000/sysv4.opt (mwindiss): Remove.
16659 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16660 * configure: Regenerate.
16661 * doc/cpp.texi: Don't mention BeOS.
16662 * doc/extend.texi (interrupt): Don't mention MS1.
16663 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16664 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16665 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16666 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16667 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16669 * doc/invoke.texi (MT Options): Remove.
16670 (-mwindiss): Remove.
16671 (CRIS Options): Remove cris-axis-aout references.
16672 (HPPA Options): Don't mention hppa1.1-*-pro.
16673 * doc/md.texi: (MorphoTech family): Remove.
16674 * libgcc2.c: Don't handle UWIN.
16675 * config/alpha/t-unicosmk: Remove.
16676 * config/alpha/unicosmk.h: Remove.
16677 * config/arm/kaos-arm.h: Remove.
16678 * config/arm/kaos-strongarm.h: Remove.
16679 * config/arm/strongarm-coff.h: Remove.
16680 * config/arm/strongarm-elf.h: Remove.
16681 * config/arm/strongarm-pe.h: Remove.
16682 * config/arm/t-strongarm-pe: Remove.
16683 * config/arm/t-xscale-coff: Remove.
16684 * config/arm/t-xscale-elf: Remove.
16685 * config/arm/xscale-coff.h: Remove.
16686 * config/arm/xscale-elf.h: Remove.
16687 * config/chorus.h: Remove.
16688 * config/cris/aout.h: Remove.
16689 * config/cris/aout.opt: Remove.
16690 * config/cris/t-aout: Remove.
16691 * config/i386/beos-elf.h: Remove.
16692 * config/i386/kaos-i386.h: Remove.
16693 * config/i386/ptx4-i.h: Remove.
16694 * config/i386/sco5.h: Remove.
16695 * config/i386/sco5.opt: Remove.
16696 * config/i386/sysv4-cpp.h: Remove.
16697 * config/i386/sysv5.h: Remove.
16698 * config/i386/t-beos: Remove.
16699 * config/i386/t-sco5: Remove.
16700 * config/i386/t-uwin: Remove.
16701 * config/i386/uwin.asm: Remove.
16702 * config/i386/uwin.h: Remove.
16703 * config/kaos.h: Remove.
16704 * config/mips/windiss.h: Remove.
16705 * config/mt: Remove directory.
16706 * config/pa/pa-osf.h: Remove.
16707 * config/pa/pa-pro-end.h: Remove.
16708 * config/pa/t-pro: Remove.
16709 * config/ptx4.h: Remove.
16710 * config/rs6000/beos.h: Remove.
16711 * config/rs6000/kaos-ppc.h: Remove.
16712 * config/rs6000/t-beos: Remove.
16713 * config/rs6000/windiss.h: Remove.
16714 * config/sh/kaos-sh.h: Remove.
16715 * config/sol2-6.h: Remove.
16716 * config/sparc/sol26-sld.h: Remove.
16717 * config/sparc/sysv4-only.h: Remove.
16718 * config/vax/bsd.h: Remove.
16719 * config/vax/t-memfuncs: Remove.
16720 * config/vax/ultrix.h: Remove.
16721 * config/vax/vaxv.h: Remove.
16722 * config/windiss.h: Remove.
16724 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16726 PR rtl-optimization/36438
16727 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16728 for vector shifts with constant scalar shift operands.
16730 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16732 * doc/invoke.texi: Document -march=xlr.
16733 * config/mips/xlr.md: New file.
16734 * config/mips/mips.md: Include it.
16736 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16737 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16738 (mips_rtx_cost_data): Likewise.
16740 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16742 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16743 PRE_INC and PRE_DEC cases.
16745 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16747 PR rtl-optimization/36419
16748 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16749 the emitting jump insn.
16752 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16753 is not bool, boolify the whole *expr_p and convert to the desired type.
16755 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16757 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16758 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16759 Add omp_private_outer_ref hook, add another argument to
16760 omp_clause_default_ctor hook.
16761 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16762 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16763 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16764 hook_tree_tree_tree_tree_null.
16765 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16766 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16767 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16768 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16769 * tree.def (OMP_TASK): New tree code.
16770 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16771 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16772 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16773 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16774 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16775 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16776 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16777 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16778 (OMP_DIRECTIVE_P): Add OMP_TASK.
16779 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16780 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16781 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16782 and OMP_CLAUSE_UNTIED entries.
16783 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16785 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16786 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16787 * tree-pretty-print.c (dump_omp_clause): Handle
16788 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16789 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16790 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16791 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16792 warning about unsigned iterators. Change decl/init/cond/incr
16793 arguments to TREE_VECs, check arguments for all collapsed loops.
16794 (c_finish_omp_taskwait): New function.
16795 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16797 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16798 default_function_array_conversion on init. Add par_clauses argument.
16799 If decl is present in parallel's lastprivate clause, change it to
16800 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16801 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16802 collapse count in clauses.
16803 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16804 c_parser_omp_for_loop callers.
16805 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16806 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16807 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16808 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16810 (c_parser_omp_clause_schedule): Handle schedule(auto).
16811 Include correct location in the error message.
16812 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16813 and PRAGMA_OMP_CLAUSE_UNTIED.
16814 (OMP_TASK_CLAUSE_MASK): Define.
16815 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16816 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16817 * tree-nested.c (convert_nonlocal_omp_clauses,
16818 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16819 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16820 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16821 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16823 (conver_nonlocal_reference, convert_local_reference,
16824 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16825 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16826 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16827 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16828 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16829 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16830 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16831 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16832 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16834 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16835 * c-common.h (c_finish_omp_taskwait): New prototype.
16836 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16837 * tree-parloops.c (create_parallel_loop): Create 1 entry
16838 vectors for OMP_FOR_{INIT,COND,INCR}.
16839 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16840 (make_edges): Handle OMP_TASK.
16841 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16842 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16843 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16844 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16845 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16846 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16847 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16848 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16849 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16850 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16851 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16852 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16853 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16854 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16855 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16856 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16857 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16858 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16859 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16860 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16861 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16864 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16865 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16866 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16867 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16868 original iterator is present in lastprivate clause or if
16869 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16870 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16871 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16872 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16873 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16874 if it is set, lookup var in outer contexts too. Handle
16875 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16876 to be implicitly determined firstprivate for task regions.
16877 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16878 if it is set, lookup var in outer contexts too. Set
16879 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16880 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16881 OMP_CLAUSE_UNTIED. Take region_type as last argument
16882 instead of in_parallel and in_combined_parallel.
16883 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16885 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16886 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16887 (new_omp_context): Set default_kind to
16888 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16889 (omp_region_type): New enum.
16890 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16891 fields, add region_type.
16892 (new_omp_context): Take region_type as argument instead of is_parallel
16893 and is_combined_parallel.
16894 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16895 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16896 ctx->is_combined_parallel checks.
16897 (gimplify_omp_task): New function.
16898 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16900 * omp-low.c (extract_omp_for_data): Use schedule(static)
16901 for schedule(auto). Handle pointer and unsigned iterators.
16902 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16903 Add loops argument. Extract data for collapsed OMP_FOR loops.
16904 (expand_parallel_call): Assert sched_kind isn't auto,
16905 map runtime schedule to index 3.
16906 (struct omp_for_data_loop): New type.
16907 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16908 Add loop, loops, collapse and iter_type fields.
16909 (workshare_safe_to_combine_p): Disallow combined for if
16910 iter_type is unsigned long long. Don't combine collapse > 1 loops
16911 unless all bounds and steps are constant. Adjust extract_omp_for_data
16913 (expand_omp_for_generic): Handle pointer, unsigned and long long
16914 iterators. Handle collapsed OMP_FOR loops. Adjust
16915 for struct omp_for_data changes. If libgomp function doesn't return
16916 boolean_type_node, add comparison of the return value with 0.
16917 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16918 pointer, unsigned and long long iterators. Adjust for struct
16919 omp_for_data changes.
16920 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16921 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16922 unsigned long long. Allocate loops array, pass it to
16923 extract_omp_for_data. For collapse > 1 loops use always
16924 expand_omp_for_generic.
16925 (omp_context): Add sfield_map and srecord_type fields.
16926 (is_task_ctx, lookup_sfield): New functions.
16927 (use_pointer_for_field): Use is_task_ctx helper. Change first
16928 argument's type from const_tree to tree. Clarify comment.
16929 In OMP_TASK disallow copy-in/out sharing.
16930 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16931 (install_var_field): Add mask argument. Populate both record_type
16932 and srecord_type if needed.
16933 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16935 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16936 and DECL_FIELD_OFFSET.
16937 (scan_sharing_clauses): Adjust install_var_field callers. For
16938 firstprivate clauses on explicit tasks allocate the var by value in
16939 record_type unconditionally, rather than by reference.
16940 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16941 Use is_taskreg_ctx instead of is_parallel_ctx.
16942 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16943 (create_omp_child_function_name): Add task_copy argument, use
16944 *_omp_cpyfn* names if it is true.
16945 (create_omp_child_function): Add task_copy argument, if true create
16946 *_omp_cpyfn* helper function.
16947 (scan_omp_parallel): Adjust create_omp_child_function callers.
16948 Rename parallel_nesting_level to taskreg_nesting_level.
16949 (scan_omp_task): New function.
16950 (lower_rec_input_clauses): Don't run constructors for firstprivate
16951 explicit task vars which are initialized by *_omp_cpyfn*.
16952 Pass outer var ref to omp_clause_default_ctor hook if
16953 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16954 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16955 OMP_CLAUSE_REDUCTION_INIT.
16956 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16957 avoid duplicate setting of fields. Handle
16958 OMP_CLAUSE_PRIVATE_OUTER_REF.
16959 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16960 copy-out if TREE_READONLY, only copy-in.
16961 (expand_task_copyfn): New function.
16962 (expand_task_call): New function.
16963 (struct omp_taskcopy_context): New type.
16964 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16966 (lower_omp_parallel): Rename to...
16967 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16968 Call create_task_copyfn if srecord_type is needed. Adjust
16970 (task_shared_vars): New variable.
16971 (check_omp_nesting_restrictions): Warn if work-sharing,
16972 barrier, master or ordered region is closely nested inside OMP_TASK.
16973 Add warnings for barrier if closely nested inside of work-sharing,
16974 ordered, or master region.
16975 (scan_omp_1): Call check_omp_nesting_restrictions even for
16976 GOMP_barrier calls. Rename parallel_nesting_level to
16977 taskreg_nesting_level. Handle OMP_TASK.
16978 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16979 work-sharing construct, continue looking for them on parent parallel
16981 (lower_omp_for_lastprivate): Add lastprivate clauses
16982 to the beginning of dlist rather than end. Adjust for struct
16983 omp_for_data changes.
16984 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16985 not after it. Handle collapsed OMP_FOR loops, adjust for
16986 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16987 (get_ws_args_for): Adjust extract_omp_for_data caller.
16988 (scan_omp_for): Handle collapsed OMP_FOR
16989 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16990 (lower_omp_single_simple): If libgomp function doesn't return
16991 boolean_type_node, add comparison of the return value with 0.
16992 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16993 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16994 (parallel_nesting_level): Rename to...
16995 (taskreg_nesting_level): ... this.
16996 (is_taskreg_ctx): New function.
16997 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16998 of is_parallel_ctx.
16999 (execute_lower_omp): Rename parallel_nesting_level to
17000 taskreg_nesting_level.
17001 (expand_omp_parallel): Rename to...
17002 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17003 Call omp_task_call for OMP_TASK regions.
17004 (expand_omp): Adjust caller, handle OMP_TASK.
17005 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17007 * bitmap.c (bitmap_default_obstack_depth): New variable.
17008 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17009 if argument is NULL and bitmap_default_obstack is already initialized.
17010 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17012 * matrix-reorg.c (matrix_reorg): Likewise.
17014 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17016 * config/i386/i386.md (*indirect_jump): Macroize using P
17017 mode iterator. Remove !TARGET_64BIT from insn constraints.
17018 (*tablejump_1): Ditto.
17019 (*indirect_jump_rex64): Remove insn pattern.
17020 (*tablejump_1_rex64): Ditto.
17021 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17022 and eh_return_si insn patterns.
17024 2008-06-06 Richard Guenther <rguenther@suse.de>
17026 * tree-ssa-structalias.c (merge_smts_into): Remove.
17027 (find_what_p_points_to): Do not bother to compute the
17028 points-to set for pt_anything pointers.
17029 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17030 for pt_anything pointers is ok.
17032 2008-06-06 Jan Hubicka <jh@suse.cz>
17034 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17036 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17038 * cgraph.c: Fix typos in comments.
17039 (cgraph_availability_names): Fix string typo.
17040 * fold-const.c: Fix typos in comments.
17041 (fold_binary): Fix typo in warning.
17042 * genautomata.c: Fix typos in comments.
17043 (check_presence_pattern_sets): Fix typo in local variable.
17044 (output_description): Fix typo in output.
17045 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17046 * hwint.h: Likewise.
17047 * matrix-reorg.c (check_allocation_function): Likewise.
17048 * omega.c (smooth_weird_equations): Likewise.
17049 * auto-inc-dec.c: Fix typos in comments.
17050 * bb-reorder.c: Likewise.
17051 * builtins.c: Likewise.
17052 * c-common.c: Likewise.
17053 * c-cppbuiltin.c: Likewise.
17054 * c-parser.c: Likewise.
17055 * c-pretty-print.c: Likewise.
17056 * cfgcleanup.c: Likewise.
17057 * cfgexpand.c: Likewise.
17058 * cfghooks.c: Likewise.
17059 * cfglayout.c: Likewise.
17060 * cfgloopmanip.c: Likewise.
17061 * cgraphunit.c: Likewise.
17062 * coverage.c: Likewise.
17063 * dbxout.c: Likewise.
17064 * df-byte-scan.c: Likewise.
17065 * df-core.c: Likewise.
17066 * df-problems.c: Likewise.
17067 * df-scan.c: Likewise.
17069 * dominance.c: Likewise.
17070 * domwalk.c: Likewise.
17072 * dwarf2out.c: Likewise.
17073 * emit-rtl.c: Likewise.
17074 * et-forest.c: Likewise.
17075 * function.c: Likewise.
17076 * function.h: Likewise.
17078 * gcov-io.c: Likewise.
17079 * gcov.c: Likewise.
17080 * gcse.c: Likewise.
17081 * genattrtab.c: Likewise.
17082 * ggc-page.c: Likewise.
17083 * gimplify.c: Likewise.
17084 * gthr-lynx.h: Likewise.
17085 * haifa-sched.c: Likewise.
17086 * ipa-cp.c: Likewise.
17087 * ipa-inline.c: Likewise.
17088 * ipa-prop.h: Likewise.
17089 * ipa-pure-const.c: Likewise.
17090 * ipa-struct-reorg.c: Likewise.
17091 * ipa-struct-reorg.h: Likewise.
17092 * ipa-type-escape.c: Likewise.
17094 * loop-doloop.c: Likewise.
17095 * mips-tfile.c: Likewise.
17096 * mkmap-flat.awk: Likewise.
17097 * mkmap-symver.awk: Likewise.
17098 * modulo-sched.c: Likewise.
17099 * omp-low.c: Likewise.
17100 * optabs.c: Likewise.
17101 * optabs.h: Likewise.
17102 * opts.c: Likewise.
17103 * passes.c: Likewise.
17104 * postreload-gcse.c: Likewise.
17105 * postreload.c: Likewise.
17106 * predict.c: Likewise.
17107 * pretty-print.h: Likewise.
17108 * profile.c: Likewise.
17109 * protoize.c: Likewise.
17110 * ra-conflict.c: Likewise.
17111 * real.c: Likewise.
17112 * recog.c: Likewise.
17113 * regclass.c: Likewise.
17114 * regs.h: Likewise.
17115 * reload.c: Likewise.
17116 * rtl-error.c: Likewise.
17117 * rtlanal.c: Likewise.
17118 * scan.h: Likewise.
17119 * sched-rgn.c: Likewise.
17121 * stmt.c: Likewise.
17122 * target.h: Likewise.
17123 * tree-dfa.c: Likewise.
17124 * tree-eh.c: Likewise.
17125 * tree-flow-inline.h: Likewise.
17126 * tree-inline.c: Likewise.
17127 * tree-into-ssa.c: Likewise.
17128 * tree-loop-distribution.c: Likewise.
17129 * tree-nested.c: Likewise.
17130 * tree-parloops.c: Likewise.
17131 * tree-pass.h: Likewise.
17132 * tree-pretty-print.c: Likewise.
17133 * tree-profile.c: Likewise.
17134 * tree-scalar-evolution.c: Likewise.
17135 * tree-sra.c: Likewise.
17136 * tree-ssa-alias-warnings.c: Likewise.
17137 * tree-ssa-ccp.c: Likewise.
17138 * tree-ssa-coalesce.c: Likewise.
17139 * tree-ssa-dom.c: Likewise.
17140 * tree-ssa-dse.c: Likewise.
17141 * tree-ssa-forwprop.c: Likewise.
17142 * tree-ssa-live.c: Likewise.
17143 * tree-ssa-live.h: Likewise.
17144 * tree-ssa-loop-im.c: Likewise.
17145 * tree-ssa-loop-ivopts.c: Likewise.
17146 * tree-ssa-loop-niter.c: Likewise.
17147 * tree-ssa-loop-prefetch.c: Likewise.
17148 * tree-ssa-phiopt.c: Likewise.
17149 * tree-ssa-phiprop.c: Likewise.
17150 * tree-ssa-sccvn.c: Likewise.
17151 * tree-ssa-ter.c: Likewise.
17152 * tree-ssa-threadupdate.c: Likewise.
17153 * tree-ssa.c: Likewise.
17154 * tree-vect-analyze.c: Likewise.
17155 * tree-vect-transform.c: Likewise.
17156 * tree-vectorizer.c: Likewise.
17157 * tree-vn.c: Likewise.
17158 * tree-vrp.c: Likewise.
17159 * tree.c: Likewise.
17160 * tree.def: Likewise.
17161 * tree.h: Likewise.
17162 * unwind-dw2-fde.c: Likewise.
17163 * unwind.inc: Likewise.
17164 * value-prof.c: Likewise.
17165 * vmsdbgout.c: Likewise.
17167 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17169 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17170 always place FP constants in the TOC for TARGET_POWERPC64.
17171 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17173 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17175 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17176 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17177 enable for TARGET_E500_DOUBLE.
17178 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17179 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17180 floating-point modes like integer modes for E500 double.
17181 (rs6000_legitimate_offset_address_p): Likewise.
17182 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17183 addressing for DDmode for E500 double.
17184 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17185 modes as using 64-bits of registers for E500 double.
17186 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17187 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17188 specially for E500 double.
17189 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17190 TDmode for E500 double.
17191 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17192 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17193 (rs6000_split_multireg_move): Do not handle TDmode specially for
17195 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17196 using 64-bit registers for E500 double.
17197 (emit_frame_save): Do not handle DDmode specially for E500 double.
17198 (gen_frame_mem_offset): Likewise.
17199 (rs6000_function_value): Do not call spe_build_register_parallel
17200 for DDmode or TDmode.
17201 (rs6000_libcall_value): Likewise.
17202 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17203 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17206 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17208 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17211 2008-06-04 Junjie Gu <jgu@tensilica.com>
17213 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17214 comparison for frame pointers.
17216 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17219 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17221 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17224 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17225 register is already smaller or equal to required mode.
17227 2008-06-04 Xinliang David Li <davidxl@google.com>
17229 * tree-call-cdce.c: New file.
17230 (cond_dead_built_in_calls): New static variable.
17231 (input_domain): New struct.
17232 (check_pow): New function.
17233 (check_builtin_call): Ditto.
17234 (check_target_format): Ditto.
17235 (is_call_dce_candidate): Ditto.
17236 (gen_one_condition): Ditto.
17237 (gen_conditions_for_domain): Ditto.
17238 (get_domain): Ditto.
17239 (gen_conditions_for_pow_cst_base): Ditto.
17240 (gen_conditions_for_pow_int_base): Ditto.
17241 (gen_conditions_for_pow): Ditto.
17242 (get_no_error_domain): Ditto.
17243 (gen_shrink_wrap_conditions): Ditto.
17244 (shrink_wrap_one_built_in_call): Ditto.
17245 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17246 (tree_call_cdce): Ditto.
17247 (gate_call_cdce): Ditto.
17248 (pass_call_cdce): New gimple pass.
17249 * passes.c: (init_optimization_passes): New pass.
17250 * tree-pass.h: New pass declaration.
17251 * opts.c (decode_options): New flag setting.
17252 * common.opt: Add -ftree-builtin-call-dce flag.
17253 * Makefile.in: Add new source file.
17254 * tempvar.def: New tv_id.
17255 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17257 2008-06-04 Richard Guenther <rguenther@suse.de>
17259 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17260 (is_call_clobbered): Always check var_ann->call_clobbered.
17261 (mark_call_clobbered): Always set var_ann->call_clobbered.
17262 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17263 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17264 (reset_alias_info): Clear call clobbering info on MTAGs and
17266 (set_pt_anything): Set pt_global_mem.
17267 (create_tag_raw): Adjust comment.
17268 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17270 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17271 Maxim Kuvyrkov <maxim@codesourcery.com>
17273 * config/m68k/m68k.opt (mxgot): New option.
17274 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17275 (m68k_output_addr_const_extra): New.
17276 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17277 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17278 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17279 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17281 2008-06-04 Richard Guenther <rguenther@suse.de>
17283 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17284 negative or non-representable offsets.
17286 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17288 * config/i386/i386.c (ix86_gen_leave): New.
17289 (ix86_gen_pop1): Likewise.
17290 (ix86_gen_add3): Likewise.
17291 (ix86_gen_sub3): Likewise.
17292 (ix86_gen_sub3_carry): Likewise.
17293 (ix86_gen_one_cmpl2): Likewise.
17294 (ix86_gen_monitor): Likewise.
17295 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17296 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17297 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17298 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17299 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17300 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17301 (ix86_expand_epilogue): Updated.
17302 (print_operand): Handle integer register operand for 'z'.
17303 (ix86_expand_strlensi_unroll_1): Likewise.
17304 (ix86_expand_strlen): Likewise.
17305 (ix86_expand_builtin): Likewise.
17306 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17307 mov{q}/mov{l} and add{q}/add{l}.
17309 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17311 * config/i386/i386.md (P): New mode iterator.
17312 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17313 using P mode iterator.
17314 (DFmode push_operand splitter): Ditto.
17315 (XFmode push_operand splitter): Ditto.
17316 (DFmode float_extend SFmode push_operand splitter): Ditto.
17317 (XFmode float_extend SFmode push_operand splitter): Do not generate
17318 SImode pushes for 64bit target. Macroize Dimode and SImode
17319 pushes using P mode iterator.
17320 (XFmode float_extend DFmode push_operand splitter): Ditto.
17322 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17324 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17325 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17326 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17327 return type to int.
17328 (ix86_call_abi_override): Remove check for call_used_regs.
17330 2008-06-03 Richard Guenther <rguenther@suse.de>
17332 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17333 for the lhs of calls if the return type contains pointers.
17335 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17337 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17338 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17339 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17340 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17341 of cfun and DEFAULT_ABI to deceide abi mode.
17342 (DEFAULT_ABI): New.
17343 (REG_PARM_STACK_SPACE): Removed.
17344 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17345 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17346 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17347 (ix86_function_abi): Likewise.
17348 (ix86_function_type_abi): Likewise.
17349 (ix86_call_abi_override): Likewise.
17350 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17351 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17352 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17353 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17355 (X86_64_REGPARM_MAX): New.
17356 (X86_64_SSE_REGPARM_MAX): New.
17357 (X64_REGPARM_MAX): New.
17358 (X64_SSE_REGPARM_MAX): New.
17359 (X86_32_REGPARM_MAX): New.
17360 (X86_32_SSE_REGPARM_MAX): New.
17361 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17362 (ix86_function_regparm): Handle user calling abi.
17363 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17364 by DEFAULT_ABI versus SYSV_ABI check.
17365 (ix86_reg_parm_stack_space): New.
17366 (ix86_function_type_abi): New.
17367 (ix86_call_abi_override): New.
17368 (ix86_function_abi): New.
17369 (ix86_cfun_abi): New.
17370 (init_cumulative_args): Call abi specific initialization.
17371 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17372 (function_arg_64): Extend SSE_REGPARM_MAX check.
17373 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17374 (ix86_pass_by_reference): Likewise.
17375 (ix86_function_value_regno_p): Likewise.
17376 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17377 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17378 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17379 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17380 (setup_incoming_varargs_64): Adjust regparm for call abi.
17381 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17382 (ix86_va_start): Likewise.
17383 (ix86_gimplify_va_arg): Likewise.
17384 (ix86_expand_prologue): Likewise.
17385 (output_pic_addr_const): Likewise.
17386 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17387 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17388 (x86_output_mi_thunk): Likewise.
17389 (x86_function_profiler): Likewise.
17390 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17391 (SYSV_ABI, MS_ABI): New constants.
17392 (DEFAULT_ABI): New.
17393 (init_regs): Add prototype of function in regclass.c file.
17394 (OVERRIDE_ABI_FORMAT): New.
17395 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17396 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17397 (OUTGOING_REG_PARM_STACK_SPACE): New.
17398 (ix86_reg_parm_stack_space): New prototype.
17399 (CUMULATIVE_ARGS): Add call_abi member.
17400 (machine_function): Add call_abi member.
17401 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17402 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17404 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17407 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17408 (avr_builtin_setjmp_frame_value): New function.
17409 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17410 (nonlocal_goto): Define.
17412 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17414 * config/mips/mips.c (mips_emit_loadgp): Return early if
17415 there is nothing do to, otherwise emit a blockage if
17416 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17417 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17419 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17421 * configure.ac: Drop unneeded backslash ending up in config.in.
17422 * acinclude.m4: Likewise.
17423 * config.in: Regenerate.
17425 2008-05-26 Jan Hubicka <jh@suse.cz>
17427 * predict.c (maybe_hot_frequency_p): Break out of...
17428 (maybe_hot_bb_p): ... here.
17429 (maybe_hot_edge_p): New.
17430 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17431 * basic-block.h (maybe_hot_edge_p): Declare.
17433 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17435 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17436 (*cmpfp_<mode>_cc): Ditto.
17437 (*fp_jcc_8<mode>_387): Ditto.
17438 (*fop_<MODEF:mode>_2_i387): Ditto.
17439 (*fop_<MODEF:mode>_3_i387): Ditto.
17440 (*fop_xf_2_i387): Ditto.
17441 (*fop_xf_3_i387): Ditto.
17443 2008-06-02 Tomas Bily <tbily@suse.cz>
17445 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17447 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17449 * config/mips/mips.c (mips_valid_offset_p): New function.
17450 (mips_valid_lo_sum_p): Likewise.
17451 (mips_classify_address): Use them.
17452 (mips_force_address): New function.
17453 (mips_legitimize_address): Use it.
17454 * config/mips/mips.md (MOVE128): New mode iterator.
17455 (movtf): Require TARGET_64BIT. Remove empty strings.
17456 (*movtf_internal): Rename to...
17457 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17458 of "R" and use {,fp}{load,store} attributes instead of "multi".
17459 Use a separate define_split.
17460 (*movtf_mips16): New pattern.
17462 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17464 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17465 * config/mips/mips.c (mips_expand_before_return): New function.
17466 (mips_expand_epilogue): Call it.
17467 * config/mips/mips.md (return): Turn into a define_expand.
17468 (*return): New insn.
17470 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17472 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17473 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17474 functions. Do not emit uses and clobbers of CONCATs; individually
17475 use and clobber their operands.
17476 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17477 gen_clobber, emit_use and gen_use.
17478 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17479 (expand_builtin_return): Likewise.
17480 * cfgbuild.c (count_basic_blocks): Likewise.
17481 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17482 * explow.c (emit_stack_restore): Likewise.
17483 * expmed.c (extract_bit_field_1): Likewise.
17484 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17485 (emit_move_multi_word, store_constructor): Likewise.
17486 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17487 (thread_prologue_and_epilogue_insns): Likewise.
17488 * lower-subreg.c (resolve_simple_move): Likewise.
17489 * optabs.c (widen_operand, expand_binop): Likewise.
17490 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17491 * reload.c (find_reloads): Likewise.
17492 * reload1.c (eliminate_regs_in_insn): Likewise.
17493 * stmt.c (expand_nl_goto_receiver): Likewise.
17494 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17495 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17496 * config/arm/arm.c (arm_load_pic_register): Likewise.
17497 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17498 * config/arm/arm.md (untyped_return): Likewise.
17499 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17500 * config/avr/avr.c (expand_prologue): Likewise.
17501 * config/bfin/bfin.c (do_unlink): Likewise.
17502 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17503 * config/cris/cris.c (cris_expand_prologue): Likewise.
17504 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17505 (machopic_legitimize_pic_address): Likewise.
17506 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17507 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17508 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17509 (ix86_expand_convert_uns_didf_sse): Likewise.
17510 (ix86_expand_vector_init_general): Likewise.
17511 * config/ia64/ia64.md (eh_epilogue): Likewise.
17512 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17513 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17514 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17515 (config/iq2000/iq2000.c): Likewise.
17516 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17517 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17518 (builtin_longjmp): Likewise.
17519 * config/mn10300/mn10300.md (call, call_value): Likewise.
17520 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17521 * config/pdp11/pdp11.md (abshi2): Likewise.
17522 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17523 * config/s390/s390.c (s390_emit_prologue): Likewise.
17524 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17525 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17526 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17527 * config/sh/sh.c (prepare_move_operands): Likewise.
17528 (output_stack_adjust, sh_expand_epilogue): Likewise.
17529 (sh_set_return_address, sh_expand_t_scc): Likewise.
17530 * config/sparc/sparc.c (load_pic_register): Likewise.
17531 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17532 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17533 * config/v850/v850.c (expand_epilogue): Likewise.
17535 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17537 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17538 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17539 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17540 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17541 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17542 stack pointer register.
17543 (output_movhi): Remove code for interrupt specific writing to the
17544 stack pointer register.
17546 2008-05-31 Richard Guenther <rguenther@suse.de>
17548 PR tree-optimization/34244
17549 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17550 (tree_expr_nonzero_warnv_p): Likewise.
17551 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17552 ssa_name_nonnegative_p.
17553 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17554 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17555 not tree_expr_nonzero_warnv_p.
17557 PR tree-optimization/36262
17559 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17561 PR tree-optimization/34244
17562 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17563 (record_numbers_of_iterations): New function.
17564 (execute_vrp): Cache the numbers of iterations of loops.
17565 * tree-scalar-evolution.c (scev_reset_except_niters):
17567 (scev_reset): Use scev_reset_except_niters.
17568 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17570 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17572 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17573 __WORKAROUND_RETS when appropriate.
17575 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17577 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17578 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17580 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17581 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17582 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17583 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17584 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17585 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17586 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17587 *fop_df_1_sse insn patterns using MODEF mode iterator.
17588 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17589 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17590 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17591 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17592 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17593 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17594 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17595 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17596 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17597 (*fop_xf_5_i387): Ditto.
17598 (*fop_xf_6_i387): Ditto.
17600 2008-05-30 Richard Guenther <rguenther@suse.de>
17602 * builtins.c (build_string_literal): Avoid generating
17603 a non-gimple_val result.
17605 2008-05-30 DJ Delorie <dj@redhat.com>
17607 * exec-tool.in: Use an environment variable (private) instead of a
17608 file (shared) as a semaphore, so as to not break parallel builds.
17610 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17612 * optabs.c (maybe_encapsulate_block): Remove.
17613 (emit_libcall_block): Adjust accordingly.
17614 * optabs.h (maybe_encapsulate_block): Remove prototype.
17616 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17617 Don't use maybe_encapsulate_block.
17619 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17621 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17622 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17623 rtx is a SYMBOL_REF before calling get_pool_constant.
17625 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17627 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17629 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17631 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17632 rather than OS names to choose INO_T_EQ definition.
17633 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17634 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17636 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17639 * config/darwin-f.c: New.
17640 * config/t-darwin: Added rule to build darwin-f.o.
17641 * config.gcc: Defined new variable, fortran_target_objs.
17642 (*-*-darwin*): Set fortran_target_objs.
17643 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17644 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17645 * configure: Regenerated.
17647 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17650 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17651 canonical type if needed.
17653 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17655 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17657 2008-05-29 Richard Guenther <rguenther@suse.de>
17659 PR tree-optimization/36343
17660 PR tree-optimization/36346
17661 PR tree-optimization/36347
17662 * tree-flow.h (clobber_what_p_points_to): Declare.
17663 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17664 pointed-to variable is dereferenced is irrelevant to whether
17665 the pointer can access the pointed-to variable.
17666 (clobber_what_p_points_to): New function.
17667 * tree-ssa-alias.c (set_initial_properties): Use it.
17668 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17669 call clobber check for NMTs.
17671 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17673 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17674 for printing gcov_type.
17676 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17678 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17679 and the eh region information.
17680 * value-prof.c (gimple_move_stmt_histograms): New function.
17681 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17683 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17685 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17687 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17689 * value-prof.c (tree_ic_transform): Print counts.
17690 * tree-profile.c (tree_gen_ic_func_profiler):
17691 Clear __gcov_indreict_call_callee variable to avoid misattribution
17694 2008-05-28 Rafael Espíndola <espindola@google.com>
17696 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17699 2008-05-28 Richard Guenther <rguenther@suse.de>
17701 PR tree-optimization/36339
17702 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17703 and clobbering code out of the loop.
17705 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17707 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17710 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17711 s390_contiguous_bitmask_p, s390_symref_operand_p,
17712 s390_check_symref_alignment, s390_reload_larl_operand,
17713 s390_reload_symref_address): New functions.
17714 (s390_branch_condition_mnemonic): Support compare and branch
17716 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17717 and 'W' constraints.
17718 (s390_secondary_reload): Add secondary reloads for unaligned
17719 symbol refs or symbol refs to floating point or QI/TI mode
17721 (legitimate_address_p): Accept symbol references as addresses.
17722 (s390_expand_insv): Use rotate and insert selected bits
17723 instruction for insv when building for z10.
17724 (print_operand_address): Handle symbol ref addresses.
17725 (print_operand): Output modifier 'c' added for signed byte values.
17726 (s390_encode_section_info): Mark symbol refs with
17727 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17729 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17730 (length attribute): RRF, RRR have 4 byte length.
17731 (FPALL, INTALL): New mode iterators added.
17732 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17733 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17734 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17735 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17736 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17737 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17738 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17739 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17741 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17742 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17743 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17744 reload<INTALL:mode><P:mode>_toreg_z10,
17745 reload<FPALL:mode><P:mode>_tomem_z10,
17746 reload<FPALL:mode><P:mode>_toreg_z10,
17747 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17748 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17749 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17750 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17752 (movmem, clrmem, cmpmem): New splitters added.
17754 * config/s390/predicates.md (larl_operand): Use
17755 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17756 SYMBOL_REF_ALIGN1_P.
17757 (s390_signed_integer_comparison,
17758 s390_unsigned_integer_comparison): New predicates.
17760 * config/s390/s390-protos.h (s390_check_symref_alignment,
17761 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17762 s390_reload_symref_address,
17763 s390_compare_and_branch_condition_mask): Prototypes added.
17765 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17766 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17767 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17769 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17771 * config/s390/s390.c (z10_cost): New cost function for z10.
17772 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17773 (s390_issue_rate): Adjust issue rate for z10.
17774 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17775 (processor_flags): Add PF_Z10.
17776 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17777 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17778 * gcc/config.gcc: Add z10.
17780 2008-05-28 Richard Guenther <rguenther@suse.de>
17782 PR tree-optimization/36291
17783 * tree-flow. h (struct gimple_df): Remove var_anns member.
17784 * tree-flow-inline.h (gimple_var_anns): Remove.
17785 (var_ann): Simplify.
17786 * tree-dfa.c (create_var_ann): Simplify.
17787 (remove_referenced_var): Clear alias info from var_anns of globals.
17788 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17789 (delete_tree_ssa): Clear alias info from var_anns of globals.
17790 Do not free var_anns.
17791 (var_ann_eq): Remove.
17792 (var_ann_hash): Likewise.
17794 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17796 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17797 and loongson2f entries.
17798 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17799 * config/mips/mips.h (processor_type): Add Loongson-2E
17800 and Loongson-2F entries.
17801 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17802 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17803 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17804 * doc/invoke.texi (MIPS Options): Document loongson2e
17805 and loongson2f processor names.
17807 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17811 * config/i386/i386.c (ix86_function_arg_boundary): Use
17812 alignment of canonical type.
17813 (ix86_expand_vector_move): Check unaligned memory access for
17816 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17818 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17819 Moved to the front of file.
17821 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17822 H.J. Lu <hongjiu.lu@intel.com>
17824 * dwarf2out.c (current_fde): New.
17826 (lookup_cfa:): Likewise.
17827 (dwarf2out_end_epilogue): Likewise.
17828 (dwarf2out_note_section_used): Likewise.
17830 2008-05-27 Michael Matz <matz@suse.de>
17833 * c.opt (Wenum-compare): New warning option.
17834 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17836 2008-05-27 Michael Matz <matz@suse.de>
17838 PR middle-end/36326
17839 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17841 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17842 into memory as tail calls.
17844 2008-05-27 Richard Guenther <rguenther@suse.de>
17846 PR tree-optimization/36339
17847 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17848 pointers cause all addressable variables to be call clobbered.
17850 2008-05-27 Richard Guenther <rguenther@suse.de>
17852 PR tree-optimization/36245
17853 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17855 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17857 * config/s390/s390.md: Replace all occurences of the 'm'
17858 constraint with 'RT'.
17860 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17862 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17864 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17866 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17867 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17868 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17870 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17872 * reload.c: (find_reloads): Skip alternatives according to the
17873 "enabled" attribute. Constify the constraint variable.
17874 * recog.c (get_attr_enabled): Add default implementation.
17875 (extract_insn): Set the alternative_enabled_p array
17876 in the recog_data struct.
17877 (preprocess_constraints, constrain_operands): Skip
17878 alternatives according to the "enabled" attribute
17879 * recog.h (struct recog_data): New field alternative_enabled_p.
17880 (skip_alternative): New inline function.
17881 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17882 (record_reg_classes): Skip alternative according to the
17883 "enabled" attribute.
17885 * doc/md.texi: Add documention for the "enabled" attribute.
17887 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17889 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17890 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17891 constraint with TARGET_MEM_CONSTRAINT.
17892 * recog.c (asm_operand_ok, preprocess_constraints,
17893 constrain_operands): Likewise.
17894 * regclass.c (record_reg_classes): Likewise.
17895 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17896 * reload1.c (maybe_fix_stack_asms): Likewise.
17897 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17898 * recog.h: Adjust comment.
17899 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17900 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17901 * doc/md.texi: Add a note to description of 'm' constraint.
17902 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17904 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17906 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17907 that the bitfield is of integral type before testing its precision.
17909 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17910 Sa Liu <saliu@de.ibm.com>
17912 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17913 __modti3, __udivti3, __umodti3 and __udivmodti4.
17914 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17915 that implement TImode mul and div functions.
17916 * config/spu/multi3.c: New. Implement __multi3.
17917 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17918 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17921 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17923 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17924 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17925 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17926 tls_sysv_suffix): New mode and mode attribute iterators.
17927 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17928 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17929 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17930 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17931 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17934 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17936 PR tree-optimization/36329
17937 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17938 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17939 * cgraphbuild.c (initialize_inline_failed): Use the latter
17940 macro in lieu of the former.
17941 * ipa-inline.c (cgraph_mark_inline): Likewise.
17942 (cgraph_decide_inlining_of_small_function): Likewise.
17943 (cgraph_decide_inlining): Likewise.
17944 (cgraph_decide_inlining_incrementally): Likewise.
17946 2008-05-26 Tristan Gingold <gingold@adacore.com>
17947 Anatoly Sokolov <aesok@post.ru>
17949 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17950 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17951 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17952 optimization for 'avr6' architecture.
17954 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17957 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17959 2008-05-26 Richard Guenther <rguenther@suse.de>
17961 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17962 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17964 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17966 PR middle-end/36253
17967 * caller-save.c (insert_restore): Verify alignment of spill space.
17968 (insert_save): Likewise.
17969 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17970 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17971 (STACK_SLOT_ALIGNMENT): Likewise.
17972 * function.c (LOCAL_ALIGNMENT): Removed.
17973 (get_stack_local_alignment): New.
17974 (assign_stack_local): Use it. Set alignment on stack slot.
17975 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17976 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17977 (STACK_SLOT_ALIGNMENT): New.
17978 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17979 stack slot in XFmode.
17981 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17983 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17986 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17987 argument operand in rax isn't removed.
17989 2008-05-26 Richard Guenther <rguenther@suse.de>
17991 PR middle-end/36300
17992 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17993 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17995 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17998 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18000 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18002 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18003 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18005 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18007 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18008 build a trampoline if we don't want one.
18009 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18010 return zero for nested functions if we don't want a trampoline.
18012 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18014 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18016 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18019 * c.opt: Removed undocumented option '-lang-fortran'.
18020 * c-common.h: Removed global variable 'lang_fortran'.
18021 * c-opts.c (c_common_handle_option): Removed code to handle
18022 option '-lang-fortran'. Updated includes.
18023 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18024 definition of '__GFORTRAN__'.
18025 (define__GNUC__): Reimplemented to use BASEVER and
18026 cpp_define_formatted.
18027 (builtin_define_with_value_n): Removed.
18028 * c-incpath.h: Renamed to ...
18029 * incpath.h: ... this.
18030 * c-incpath.c: Renamed to ...
18031 * incpath.c: ... this. Updated includes.
18032 * fix-header.c: Updated includes.
18033 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18034 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18035 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18037 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18039 * tree.h: Update the table of flags used on tree nodes.
18040 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18041 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18042 (FORCED_LABEL): Add access check.
18043 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18044 (ASM_INPUT_P): Likewise.
18045 (ASM_VOLATILE_P): Likewise.
18046 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18047 (OMP_SECTION_LAST): Access private_flag directly.
18048 (OMP_RETURN_NOWAIT): Likewise.
18049 (OMP_PARALLEL_COMBINED): Likewise.
18050 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18051 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18052 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18053 deprecated_flag directly.
18055 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18057 * final.c (frame_pointer_needed): Removed.
18058 * flags.h (frame_pointer_needed): Likewise.
18060 * function.h (rtl_data): Add frame_pointer_needed.
18061 (frame_pointer_needed): New.
18063 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18065 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18067 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18069 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18072 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18074 * c-common.c (strip_array_types): Move function to..
18076 (get_inner_array_type): Delete.
18077 * c-common.h (strip_array_types): Move declaration to..
18079 (get_inner_array_type): Delete.
18080 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18081 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18082 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18083 * config/pa/pa.c (emit_move_sequence): Likewise.
18085 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18087 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18090 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18092 * function.c: Include target hook for nonlocal_goto frame value.
18094 2008-05-24 Richard Guenther <rguenther@suse.de>
18096 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18097 variable can be only accessed through a pointer or a union.
18099 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18101 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18102 * doc/extend.texi: Likewise.
18104 2008-05-23 DJ Delorie <dj@redhat.com>
18106 * config/m32c/jump.md (untyped_call): Add.
18108 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18109 for A24 to PSImode.
18110 (m32c_address_cost): Detail costs for indirect offsets.
18112 2008-05-23 Rafael Espíndola <espindola@google.com>
18114 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18115 if a node is a SUBREG.
18116 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18119 2008-05-23 Paul Brook <paul@codesourcery.com>
18120 Carlos O'Donell <carlos@codesourcery.com>
18122 * doc/extend.texi: Clarify use of __attribute__((naked)).
18123 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18124 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18125 * function.c (use_register_for_decl): Use
18126 targetm.calls.allocate_stack_slots_for_args.
18127 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18128 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18129 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18131 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18133 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18135 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18137 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18138 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18139 is only rounded once.
18141 2008-05-23 Richard Guenther <rguenther@suse.de>
18143 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18145 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18146 Jakub Jelinek <jakub@redhat.com>
18149 * configure.ac: Handle --enable-cld.
18150 * configure: Regenerated.
18151 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18152 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18153 (ix86_current_function_needs_cld): New define.
18154 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18155 (cld): New isns pattern.
18156 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18157 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18158 * config/i386/i386.opt (mcld): New option.
18159 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18160 TARGET_CLD and ix86_current_function_needs_cld.
18161 (override_options): Use -mcld by default for 32-bit code if
18164 * doc/install.texi (Options specification): Document --enable-cld.
18165 * doc/invoke.texi (Machine Dependent Options)
18166 [i386 and x86-64 Options]: Add -mcld option.
18167 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18169 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18170 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18171 (return_in_memory_64): Likewise.
18172 (return_in_memory_ms_64): Likewise.
18174 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18176 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18177 * builtins.c (fold_builtin_fpclassify): New.
18178 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18179 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18180 * c-common.c (handle_type_generic_attribute): Adjust to accept
18181 fixed arguments before an elipsis.
18182 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18183 * doc/extend.texi: Document __builtin_fpclassify.
18185 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18187 * omp-low.c (gate_expand_omp_ssa): Remove.
18188 (pass_expand_omp_ssa): Remove.
18189 (gate_expand_omp): Do not check for flag_openmp_ssa.
18190 * common.opt (-fopenmp-ssa): Remove.
18191 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18193 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18195 * config/sh/sh.opt (mfixed-range): New option.
18196 * config/sh/sh-protos.h (sh_fix_range): Declare.
18197 * config/sh/sh.c (sh_fix_range): New function.
18198 * config/sh/sh.h (sh_fixed_range_str): Declare.
18199 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18201 * doc/invoke.texi (SH Options): Document -mfixed-range.
18203 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18205 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18206 it before the redeclaration.
18208 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18210 * config/avr/avr.c (get_sequence_length): Add new function.
18211 (expand_prologue, expand_epilogue): Remove duplicate code.
18213 2008-05-22 Rafael Espíndola <espindola@google.com>
18215 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18218 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18220 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18221 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18223 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18224 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18225 (vect_update_misalignment_for_peel): Likewise.
18226 (vector_alignment_reachable_p): Likewise.
18227 * tree-vect-transform.c (vectorizable_load): Likewise.
18228 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18229 (get_vectype_for_scalar_type): Pass mode of scalar_type
18230 to UNITS_PER_SIMD_WORD.
18232 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18233 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18234 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18235 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18236 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18238 2008-05-22 Ira Rosen <irar@il.ibm.com>
18240 PR tree-optimization/36293
18241 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18242 if the first load must be skipped because of a gap.
18244 2008-05-22 Richard Guenther <rguenther@suse.de>
18246 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18247 more cases of offset disambiguation that is possible if
18248 strict-aliasing rules apply.
18249 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18250 for basic offset and type-based disambiguation.
18252 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18254 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18255 ix86_expand_vector_set on V16QImode for SSE4.1.
18257 2008-05-21 Tom Tromey <tromey@redhat.com>
18259 * c.opt (Wimport): Mark as undocumented.
18260 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18262 (Warning Options): Likewise.
18263 * doc/cppopts.texi: Don't mention -Wimport.
18265 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18267 PR tree-optimization/36287
18268 PR tree-optimization/36286
18269 * lambda-code.c (build_access_matrix): Do not use the loop->num
18270 for computing the number of induction variables: use the loop depth
18273 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18276 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18277 option -f(no-)leading-underscore.
18279 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18282 GET_MODE_NUNITS (mode).
18284 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18286 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18287 (-mmulhw): Add 464 to description.
18288 (-mdlmzb): Likewise.
18289 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18290 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18292 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18293 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18294 * config/rs6000/rs6000.md: Update comments for 464.
18296 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18298 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18300 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18302 * config/i386/sse.md (vec_extractv4sf): Removed.
18303 (vec_extractv2df): Likewise.
18304 (vec_extractv2di): Likewise.
18305 (vec_extractv4si): Likewise.
18306 (vec_extractv8hi): Likewise.
18307 (vec_extractv16qi): Likewise.
18308 (vec_extract<mode>): New.
18310 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18312 * config/i386/sse.md (vec_setv4sf): Removed.
18313 (vec_setv2df): Likewise.
18314 (vec_setv2di): Likewise.
18315 (vec_setv4si): Likewise.
18316 (vec_setv8hi): Likewise.
18317 (vec_setv16qi): Likewise.
18318 (vec_set<mode>): New.
18320 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18322 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18323 goto for vec_concat and vec_interleave.
18325 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18327 * config/i386/sse.md (vec_initv4sf): Removed.
18328 (vec_initv2df): Likewise.
18329 (vec_initv2di): Likewise.
18330 (vec_initv4si): Likewise.
18331 (vec_initv8hi): Likewise.
18332 (vec_initv16qi): Likewise.
18333 (vec_init<mode>): New.
18335 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18337 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18339 2008-05-21 Tom Tromey <tromey@redhat.com>
18341 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18342 (zone_find_object_offset): Likewise.
18343 (gt_ggc_m_S): Likewise.
18344 (highest_bit): Likewise.
18345 * ggc-page.c (gt_ggc_m_S): New function.
18346 * stringpool.c (string_stack): Remove.
18347 (init_stringpool): Update.
18348 (ggc_alloc_string): Use ggc_alloc.
18349 (maybe_delete_ident): New function.
18350 (ggc_purge_stringpool): Likewise.
18351 (gt_ggc_m_S): Remove.
18352 * ggc-common.c (ggc_protect_identifiers): New global.
18353 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18354 ggc_protect_identifiers.
18355 * ggc.h (ggc_protect_identifiers): Declare.
18356 (gt_ggc_m_S): Update.
18357 (ggc_purge_stringpool): Declare.
18358 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18359 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18361 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18363 2008-05-21 David S. Miller <davem@davemloft.net>
18365 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18368 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18370 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18373 2008-05-20 David Daney <ddaney@avtrex.com>
18375 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18376 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18377 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18378 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18379 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18380 (atomic_hiqi_op): New define_code_iterator.
18381 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18382 mips_expand_compare_and_swap_12.
18383 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18384 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18385 (sync_<optab><mode>, sync_old_<optab><mode>,
18386 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18387 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18388 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18389 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18390 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18391 (test_and_set_12): New insn.
18392 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18393 sync_new_<optab><mode>, sync_old_nand<mode>,
18394 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18395 clobber to operand 0 for SI and DI mode insns.
18396 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18397 mips_gen_fn_4): New typedefs.
18398 (mips_gen_fn_ptrs): Define new union type.
18399 (mips_expand_compare_and_swap_12): Remove declaration.
18400 (mips_expand_atomic_qihi): Declare function.
18401 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18402 (mips_expand_atomic_qihi): ... this. Use new generator function
18404 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18405 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18406 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18407 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18408 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18409 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18410 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18411 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18412 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18413 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18416 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18418 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18421 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18423 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18424 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18425 (avr_attribute_table): Add 'OS_main' function attribute.
18426 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18427 functions with 'OS_main' attribute.
18429 2008-05-20 Richard Guenther <rguenther@suse.de>
18431 PR tree-optimization/35204
18432 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18433 helper, split out from ...
18434 (DFS): ... here. Make the DFS walk non-recursive.
18436 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18437 Jan Sjodin <jan.sjodin@amd.com>
18439 PR tree-optimization/36181
18440 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18441 (parallelize_loops): Don't parallelize when the loop has vector
18444 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18445 Sebastian Pop <sebastian.pop@amd.com>
18447 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18448 matrix, and never look at the tree representation of the memory
18450 (linear_transform_loops): Computes parameters and access matrices.
18451 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18453 (access_matrix_get_index_for_parameter): New.
18454 * tree-data-ref.h (struct access_matrix): New.
18455 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18456 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18457 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18458 am_vector_index_for_loop): New.
18459 (struct data_reference): Add field access_matrix.
18460 (DR_ACCESS_MATRIX): New.
18461 (compute_data_dependences_for_loop): Update declaration.
18462 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18463 * lambda.h (lambda_vector_vec_p): Declared.
18464 * lambda-code.c: Depend on pointer-set.h.
18465 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18466 av_for_af_base, av_for_af, build_access_matrix,
18467 lambda_compute_access_matrices): New.
18468 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18470 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18472 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18473 $SOURCEDIR/include.
18475 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18476 Sebastian Pop <sebastian.pop@amd.com>
18478 PR tree-optimization/36206
18479 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18481 (instantiate_scev_1): Rename flags to fold_conversions.
18482 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18483 outeside instantiation_loop.
18484 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18485 (evolution_function_is_affine_or_constant_p): Removed.
18486 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18488 (analyze_siv_subscript): Pass in the loop nest number.
18489 Call evolution_function_is_affine_in_loop instead of
18490 evolution_function_is_affine_p.
18491 (analyze_overlapping_iterations): Pass in the loop nest number.
18493 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18494 Sebastian Pop <sebastian.pop@amd.com>
18496 PR tree-optimization/36206
18497 * tree-chrec.h (chrec_fold_op): New.
18498 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18501 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18503 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18505 (remove_duplicates): Do not set inode on non-inode systems.
18508 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18510 * config.gcc (tm_file): Update comments about relative pathnames.
18512 2008-05-20 Richard Guenther <rguenther@suse.de>
18514 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18515 * tree-ssa-sccvn.c (process_scc): Likewise.
18516 * tree-ssa-sink.c (execute_sink_code): Likewise.
18517 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18518 * tree-vrp.c (process_assert_insertions): Likewise.
18519 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18520 (perform_tree_ssa_dce): Likewise.
18521 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18522 (dump_dominator_optimization_stats): Likewise.
18523 * tree-vectorizer.c (vectorize_loops): Likewise.
18525 2008-05-20 Richard Guenther <rguenther@suse.de>
18527 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18529 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18531 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18532 (ix86_i386elf_return_in_memory): Likewise.
18533 (ix86_i386interix_return_in_memory): Likewise.
18534 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18535 (SUBTARGET_RETURN_IN_MEMORY): New.
18536 * config/i386/i386elf.h: Likewise.
18537 * config/i386/ptx4-i.h: Likewise.
18538 * config/i386/sol2-10.h: Likewise.
18539 * config/i386/sysv4.h: Likewise.
18540 * config/i386/vx-common.h: Likewise.
18541 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18542 * config/i386/i386.c (ix86_return_in_memory): Made static and
18543 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18544 (ix86_i386elf_return_in_memory): Removed.
18545 (ix86_i386interix_return_in_memory): Removed.
18546 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18547 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18549 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18551 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18553 2008-05-19 Xinliang David Li <davidxl@google.com>
18555 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18557 * common.opt: Ditto.
18558 * doc/invoke.texi: Ditto.
18560 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18562 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18563 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18565 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18567 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18568 sizes of operand array from 8/4 to 4/2.
18569 (ix86_expand_vector_init_general): Change size of operand array
18570 from 32 to 16. Remove op0, op1 and half_mode.
18572 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18574 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18575 (ix86_expand_vector_init_interleave): Likewise.
18576 (ix86_expand_vector_init_general): Use them. Assert
18577 word_mode == SImode when n_words == 4.
18579 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18581 * config/i386/i386.c (ix86_secondary_reload): New static function.
18582 (TARGET_SECONDARY_RELOAD): New define.
18583 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18584 * config/i386/i386.md (reload_outqi): Remove.
18586 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18588 PR middle-end/35509
18589 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18590 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18591 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18592 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18593 (fold_builtin_1): Likewise.
18594 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18595 c-common.c (check_builtin_function_arguments): Handle
18596 BUILT_IN_ISINF_SIGN.
18597 * doc/extend.texi: Document __builtin_isinf_sign.
18598 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18600 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18602 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18603 EH cleanup at the end of the pass, search for those that have been
18604 turned into forwarder blocks and do the cleanup on their successor.
18606 2008-05-18 Richard Guenther <rguenther@suse.de>
18608 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18609 pointers to sizetype and vice versa.
18611 2008-05-18 Xinliang David Li <davidxl@google.com>
18613 * gcc/tree-ssa-dce.c: Coding style fix.
18614 (check_pow): Documentation comment.
18615 (check_log): Documenation comment. Coding style fix.
18616 (is_unnecessary_except_errno_call): Ditto.
18617 (gen_conditions_for_pow): Ditto.
18618 (gen_conditions_for_log): Ditto.
18619 (gen_shrink_wrap_conditions): Ditto.
18620 (shrink_wrap_one_built_in_calls): Ditto.
18621 * gcc/doc/invoke.texi: Better documentation string.
18622 * ChangeLog: Fix wrong change log entries from
18623 May 17 checkin on function call DCE.
18625 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18627 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18629 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18631 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18632 * df-problems.c (simulation routines): Fixed block comment to
18633 properly say how to add forwards scanning functions.
18635 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18637 * tree-inline.c (setup_one_parameter): Remove dead code.
18639 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18641 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18642 a BIT_AND_EXPR only for an INTEGER_TYPE.
18644 2008-05-17 Xinliang David Li <davidxl@google.com>
18646 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18647 (check_pow, check_log, is_unnecessary_except_errno_call): New
18648 functions to check for eliminating math functions that are pure
18649 except for setting errno.
18650 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18651 general condition expressions for shrink-wrapping pow/log calls.
18652 (gen_shrink_wrap_conditions): Ditto.
18653 (shrink_wrap_one_built_in_call): Ditto.
18654 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18655 (mark_operand_necessary): If debugging, output if OP is necessary.
18656 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18658 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18660 * gcc/common.opt: New user flag -ftree-builtin-dce.
18661 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18663 2008-05-16 David S. Miller <davem@davemloft.net>
18665 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18666 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18668 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18671 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18673 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18675 * ifcvt.c (dead_or_predicable): Rename
18676 df_simulate_one_insn_backwards to df_simulate_one_insn.
18677 * recog.c (peephole2_optimize): Ditto.
18678 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18680 * df.h: Rename df_simulate_one_insn_backwards to
18681 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18682 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18683 scanning of defs and uses.
18684 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18685 (df_simulate_one_insn_forwards): Removed.
18687 2008-05-16 Doug Kwan <dougkwan@google.com>
18689 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18691 (real_from_string): Handle NaNs and Inf as approriate.
18693 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18695 * doc/gty.texi (Source Files Containing Type Information): Note
18696 that headers should appear first in the gtfiles list.
18698 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18700 * tree.def (COND_EXEC): Properly documented this code.
18702 2008-05-16 Diego Novillo <dnovillo@google.com>
18704 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18705 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18708 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18710 * tree-ssa-dse (max_stmt_uid): Removed.
18711 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18712 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18713 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18714 * function.h (cfun.last_stmt_uid): New field.
18715 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18716 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18718 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18719 (create_stmt_ann): Initialize the ann->uid field.
18720 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18722 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18724 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18726 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18727 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18728 (init_empty_tree_cfg): Call it.
18730 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18732 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18735 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18737 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18738 * tree-dump.c (dump_options): New verbose option.
18739 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18741 * tree-pass.h (TDF_VERBOSE): New dump flag.
18742 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18743 (tree-flow.h): Added include.
18744 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18746 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18748 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18750 From Jie Zhang <jie.zhang@analog.com>
18751 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18752 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18753 mcpu=bf561-none and mcpu=bf561-0.2.
18754 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18755 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18756 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18757 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18758 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18759 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18760 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18762 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18763 (cputype_selected): Remove.
18764 (bfin_handle_option): Don't use cputype_selected.
18765 (override_options): When no mcpu option, enable all workarounds.
18766 Don't use bfin_workarounds.
18767 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18769 (DEFAULT_CPU_TYPE): Don't define.
18771 2008-05-16 Richard Guenther <rguenther@suse.de>
18773 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18774 on deletion of the last stmt.
18776 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18778 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18779 V8HImode for SSE2 and V16QImode for SSE4.1.
18781 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18783 * cgraph.h (compute_inline_parameters): Made public.
18784 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18785 variable_generate_summary, function_write_summary,
18786 variable_write_summary, variable_read_summary. Added generate_summary,
18787 write_summary, read_summary.
18788 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18789 pass_ipa_inline.function_generate_summary, to
18790 compute_inline_parameters.
18791 * ipa-inline.c (compute_inline_parameters): Made public and added
18793 (compute_inline_parameters_for_current): New function.
18794 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18795 (inline_generate_summary): Removed parameter and made to loop over
18797 (pass_ipa_inline): Updated for new IPA_PASS structure.
18798 * passes.c (execute_ipa_summary_passes): Now is called once per
18799 pass rather than once per node*pass.
18801 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18803 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18804 avr_have_mul_p, avr_asm_only_p): Remove variables.
18805 (avr_override_options): Remove initialization of removed variables.
18806 (avr_file_start): Convert removed variables to fields of
18807 'struct base_arch_s *avr_current_arch'.
18808 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18809 (AVR_HAVE_MUL): (Ditto.).
18810 (AVR_HAVE_MOVW): (Ditto.).
18811 (AVR_HAVE_LPMX): (Ditto.).
18812 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18813 avr_asm_only_p): Remove declaration.
18815 2008-05-15 Diego Novillo <dnovillo@google.com>
18817 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18818 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18820 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18822 PR middle-end/36194
18823 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18824 Don't call record_truncated_value from here.
18825 (record_truncated_value): Turn it into a for_each_rtx callback.
18826 (record_truncated_values): New function.
18827 (combine_instructions): Call note_uses with record_truncated_values.
18828 Change name of check_conversion to check_promoted_subreg.
18830 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18832 * doc/sourcebuild.texi: Document support for torture tests.
18834 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18836 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18837 to alternative 4 of operand 2.
18839 2008-05-15 Richard Guenther <rguenther@suse.de>
18841 * tree-pass.h (current_pass): Declare.
18842 (get_pass_for_id): Likewise.
18843 * passes.c (passes_by_id, passes_by_id_size): New globals.
18844 (set_pass_for_id): New function.
18845 (get_pass_for_id): Likewise.
18846 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18847 (execute_function_todo): Flush per function statistics.
18848 * toplev.c (compile_file): Init statistics.
18849 (general_init): Do early statistics initialization.
18850 (finalize): Finish statistics.
18851 * statistics.h (statistics_early_init): Declare.
18852 (statistics_init): Likewise.
18853 (statistics_fini): Likewise.
18854 (statistics_fini_pass): Likewise.
18855 (statistics_counter_event): Likewise.
18856 (statistics_histogram_event): Likewise.
18857 * statistics.c: New file.
18858 * Makefile.in (OBJS-common): Add statistics.o.
18859 (statistics.o): Add dependencies.
18860 * doc/invoke.texi (-fdump-statistics): Document.
18862 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18863 (insert): Likewise.
18864 (execute_pre): Use statistics_counter_event.
18865 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18866 (substitute_and_fold): Increment it. Use statistics_counter_event.
18868 2008-05-15 Diego Novillo <dnovillo@google.com>
18870 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18872 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18873 * tree-ssa-alias.c (new_type_alias): Remove references to
18874 sub-variables from comment.
18875 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18877 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18879 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18880 attribute to 1 only for insertps alternative.
18882 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18884 * config/bfin/bfin.md (loadbytes): New pattern.
18885 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18886 (bfin_init_builtins): Initialize it.
18887 (bdesc_1arg): Add it.
18889 2008-05-15 Sa Liu <saliu@de.ibm.com>
18891 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18892 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18893 * testsuite/lib/target-supports.exp: Add
18894 check_effective_target_fortran_integer_16.
18896 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18898 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18899 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18900 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18901 (TARGET_RETURN_IN_MEMORY): Define.
18903 2008-05-15 Richard Guenther <rguenther@suse.de>
18905 PR middle-end/36244
18906 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18907 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18908 represent unmodifiable vars.
18910 2008-05-15 Richard Guenther <rguenther@suse.de>
18912 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18913 INDIRECT_REF and TARGET_MEM_REF.
18914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18917 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18918 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18921 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18922 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18923 insn alternatives. Add missing alternatives.
18924 (*vec_concatv2di_rex64_sse4_1): Likewise.
18925 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18926 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18927 Require TARGET_SSE.
18929 2008-05-15 Richard Guenther <rguenther@suse.de>
18931 PR tree-optimization/36009
18932 PR tree-optimization/36204
18933 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18934 (determine_invariantness_stmt): Record the loop a store is
18935 always executed in.
18936 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18939 2008-05-15 Richard Guenther <rguenther@suse.de>
18941 PR tree-optimization/34330
18942 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18943 through the pointer will alias the SMT.
18945 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18947 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18949 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18951 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18953 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18954 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18956 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18957 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18958 (vashl_optab): New optab for vector/vector shifts.
18959 (vashr_optab): Ditto.
18960 (vlshr_optab): Ditto.
18961 (vrotl_optab): Ditto.
18962 (vrotr_optab): Ditto.
18963 (optab_subtype): New enum for optab_for_tree_code call.
18964 (optab_for_tree_code): Add enum optab_subtype argument.
18966 * optabs.c (optab_for_tree_code): Take an additional argument to
18967 distinguish between a vector shift by a scalar and vector shift by
18968 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18969 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18970 vector shift by a vector.
18971 (expand_widen_pattern_expr): Pass additional argument to
18972 optab_for_tree_code.
18974 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18975 vrotl_optab, vrotr_optab.
18977 * expr.c (expand_expr_real_1): Update calls to
18978 optab_for_tree_code to distinguish between vector shifted by a
18979 scalar and vector shifted by a vector.
18980 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18981 (supportable_narrowing_operation): Ditto.
18982 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18983 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18984 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18985 (vect_create_epilog_for_reduction): Ditto.
18986 (vectorizable_reduction): Ditto.
18987 (vectorizable_operation): Ditto.
18988 (vect_strided_store_supported): Ditto.
18989 (vect_strided_load_supported): Ditto.
18990 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18991 * expmed.c (expand_shift): Ditto.
18993 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18995 (ashr@var{m}3): Ditto.
18996 (vashl@var{m}3): Document new vector/vector shift standard name.
18997 (vashr@var{m}3): Ditto.
18998 (vlshr@var{m}3): Ditto.
18999 (vrotl@var{m}3): Ditto.
19000 (vrotr@var{m}3): Ditto.
19002 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19003 (PPERM_INVERT): Ditto.
19004 (PPERM_REVERSE): Ditto.
19005 (PPERM_REV_INV): Ditto.
19006 (PPERM_ZERO): Ditto.
19007 (PPERM_ONES): Ditto.
19008 (PPERM_SIGN): Ditto.
19009 (PPERM_INV_SIGN): Ditto.
19010 (PPERM_SRC1): Ditto.
19011 (PPERM_SRC2): Ditto.
19013 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19014 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19015 allows a memory operand to be the value being added, and split it
19016 to improve vectorization.
19017 (sse5_pmacsdqh_mem): Ditto.
19018 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19019 (sse5_mulv2div2di3_high): Ditto.
19020 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19021 (vec_pack_trunc_v4si): Ditto.
19022 (vec_pack_trunc_v2di): Ditto.
19023 (sse5_pcmov_<mode>): Remove code that tried to use use
19024 andps/andnps instead of pcmov.
19025 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19026 pmacsdqh instructions.
19027 (vec_widen_smult_lo_v4si): Ditto.
19029 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19030 (PPERM_INVERT): Ditto.
19031 (PPERM_REVERSE): Ditto.
19032 (PPERM_REV_INV): Ditto.
19033 (PPERM_ZERO): Ditto.
19034 (PPERM_ONES): Ditto.
19035 (PPERM_SIGN): Ditto.
19036 (PPERM_INV_SIGN): Ditto.
19037 (PPERM_SRC1): Ditto.
19038 (PPERM_SRC2): Ditto.
19039 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19041 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19043 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19044 says ignore whether the last reference is a memory operand.
19046 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19047 Paolo Bonzini <bonzini at gnu dot org>
19049 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19052 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19053 (vlshr<mode>3): Rename from vlshr<mode>3.
19054 (vashr<mode>3): Rename from vashr<mode>3.
19055 (mulv4sf3): Change the names of vector shift patterns.
19059 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19062 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19087 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19088 (floatunssidf2_internal): Change vector/vector shift names.
19089 (floatunsdidf2_internal): Ditto.
19096 (vashl<mode>3): Rename from ashl<mode>3.
19097 (vashr<mode>3): Rename from ashr<mode>3.
19098 (vlshr<mode>3): Rename from lshr<mode>3.
19099 (vrotl<mode>3): Rename from rotl<mode>3.
19101 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19104 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19105 multiply gives the wrong value when doing widening multiplies.
19106 (vec_widen_smult_lo_v4si): Ditto.
19108 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19110 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19111 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19112 emit_library_call_value.
19113 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19114 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19115 * calls.c (initialize_argument_information, precompute_arguments,
19116 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19117 (precompute_arguments): Removed flags parameter.
19118 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19120 2008-05-14 Richard Guenther <rguenther@suse.de>
19122 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19123 Make sure to register the store if the use is a PHI_NODE.
19125 2008-05-14 Olivier Hainque <hainque@adacore.com>
19127 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19128 memory if the component is to be referenced in BLKmode according
19129 to get_inner_reference.
19131 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19133 * calls.c (emit_library_call_value_1): Restore code clearing
19134 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19136 2008-05-14 Olivier Hainque <hainque@adacore.com>
19137 Nicolas Roche <roche@adacore.com>
19139 * configure.ac: Add support for a "gcc_subdir" variable in
19140 config-lang.in, to denote a subdirectory where the language/GCC
19141 integration files are to be found.
19142 * configure: Regenerate.
19144 2008-05-14 Ira Rosen <irar@il.ibm.com>
19146 PR tree-optimization/36098
19147 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19148 value for the first load in the group in case of a gap.
19149 (vect_build_slp_tree): Check that there are no gaps in loads.
19151 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19153 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19154 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19155 expand_copysign_bit): Change call to emit_no_conflict_block to
19156 emit_insn and remove unneeded code to construct extra args.
19157 (emit_no_conflict_block): Removed.
19158 * optabls.h: (emit_no_conflict_block): Removed.
19159 * cse.c (cse_extended_basic_block): Remove search for
19160 REG_NO_CONFLICT note.
19161 * global.c: Removed incorrect comment added in revision 117.
19162 * expr.c (convert_move): Change call to emit_no_conflict_block to
19164 * recog.c: Change comments so that they do not mention
19166 * local_alloc.c (combine_regs): Removed last parameter.
19167 (no_conflict_p): Removed.
19168 (block_alloc): Removed note, no_conflict_combined_regno and set
19169 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19170 (combine_regs): Removed already_dead and code to look for
19171 REG_NO_CONFLICT notes.
19172 * lower_subreg (remove_retval_note): Removed code to look for
19173 REG_NO_CONFLICT block.
19174 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19175 (resolve_clobber): Remove code to process libcalls that have
19176 REG_NO_CONFLICT notes.
19177 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19179 * combine.c (can_combine_p, distribute_notes): Removed
19180 REG_NO_CONFLICT case.
19181 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19183 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19184 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19186 * reg-notes.def (NO_CONFLICT): Removed.
19188 2008-05-14 David S. Miller <davem@davemloft.net>
19190 * config/sparc/sparc.c (sparc_profile_hook): If
19191 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19192 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19193 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19195 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19197 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19199 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19202 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19203 and op1 expansion before vector concat to have less live pseudos.
19205 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19207 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19208 ix86_expand_vector_set if supported.
19210 2008-05-13 Diego Novillo <dnovillo@google.com>
19211 Kenneth Zadeck <zadeck@naturalbridge.com>
19213 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19215 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19216 phinodes_print_statistics, init_ssanames, fini_ssanames,
19217 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19218 release_ssa_name, release_defs, replace_ssa_name_symbol,
19219 ssanames_print_statistics): Move ...
19220 * tree-flow.h: ... here.
19221 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19222 Use FN instead of cfun.
19223 (make_ssa_name_fn): Rename from make_ssa_name.
19224 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19225 * tree-flow-inline.h (make_ssa_name): Move from
19226 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19227 * omp-low.c (expand_omp_parallel):
19228 * tree-flow-inline.h (redirect_edge_var_map_result):
19229 * tree-ssa.c (init_tree_ssa): Add argument FN.
19230 Use it instead of cfun. Update all users.
19232 2008-05-13 Tom Tromey <tromey@redhat.com>
19234 PR preprocessor/22168:
19235 * doc/cpp.texi (Top): Update menu.
19236 (Alternatives to Wrapper #ifndef): New node.
19237 (Other Directives): Document deprecation.
19238 (Obsolete Features): Remove menu.
19239 (Assertions): Merge node into Obsolete Features.
19240 (Obsolete once-only headers): Move earlier; rename to Alternatives
19241 to Wrapper #ifndef.
19242 * doc/cppopts.texi: Update.
19243 * c.opt (Wdeprecated): Enable for C and ObjC.
19244 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19245 (C++ Dialect Options): Move -Wno-deprecated from here to...
19246 (Warning Options): ... here.
19248 2008-05-13 Richard Guenther <rguenther@suse.de>
19250 PR middle-end/36227
19251 * fold-const.c (fold_sign_changed_comparison): Do not allow
19252 changes in pointer-ness.
19254 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19257 * config/sh/sh.c (sh_expand_prologue): Don't clear
19258 RTX_FRAME_RELATED_P for push insns.
19260 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19262 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19264 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19266 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19267 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19268 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19270 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19272 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19273 (*vec_concatv4sf_sse): This.
19274 (*sse2_concatv2si): Renamed to ...
19275 (*vec_concatv2si_sse2): This.
19276 (*sse1_concatv2si): Renamed to ...
19277 (*vec_concatv2si_sse): This.
19278 (*vec_concatv2di_rex): Renamed to ...
19279 (*vec_concatv2di_rex64): This.
19280 (*vec_concatv2si_sse4_1): New.
19281 (*vec_concatv2di_rex64_sse4_1): Likewise.
19283 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19285 PR rtl-optimization/36111
19286 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19287 that was created for swappable operands.
19289 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19292 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19293 * configure.ac: Add call to ACX_PROG_GNAT.
19295 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19297 * optc-gen.awk: Fix comment typo.
19299 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19301 * pretty-print.c (pp_integer_with_precision): Use
19302 HOST_LONG_LONG_FORMAT.
19304 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19306 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19308 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19310 * config/i386/i386.c (bdesc_ptest): Removed.
19311 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19312 (bdesc_args): Add __builtin_ia32_ptestz128,
19313 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19314 (ix86_init_mmx_sse_builtins): Updated.
19315 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19316 (ix86_expand_builtin): Updated.
19318 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19320 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19321 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19323 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19325 * value-prof.c (interesting_stringop_to_profile): Do not
19326 return early for BUILT_IN_MEMPCPY.
19328 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19330 * calls.c (expand_call): Don't use callgraph to increase
19331 preferred_stack_boundary.
19333 * cgraph.h (cgraph_rtl_info): Use unsigned on
19334 preferred_incoming_stack_boundary.
19336 * final.c (rest_of_clean_state): Use unsigned on
19337 preferred_stack_boundary.
19339 2008-05-09 Tom Tromey <tromey@redhat.com>
19341 PR preprocessor/22231:
19342 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19345 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19347 PR tree-optimization/36129
19348 * tree-ssa-ccp.c: Include value-prof.h.
19349 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19350 built-in function was folded to a constant.
19351 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19353 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19354 Sebastian Pop <sebastian.pop@amd.com>
19356 * tree-scalar-evolution.c: Document instantiate_scev.
19357 (instantiate_parameters_1): Renamed instantiate_scev_1.
19358 Don't use the same loop for instantiation_loop and evolution_loop.
19359 (instantiate_scev): New.
19360 (instantiate_parameters): Moved...
19361 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19362 same loop twice. Maintains the semantics for this function.
19363 * tree-scalar-evolution.h (instantiate_scev): Declare.
19364 (instantiate_parameters): ...here. Now static inline.
19365 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19366 instead of resolve_mixers.
19368 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19370 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19372 2008-05-09 Tomas Bily <tbily@suse.cz>
19374 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19375 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19376 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19377 * c-common.c (c_common_truthvalue_conversion): Likewise.
19378 * tree-object-size.c (compute_object_offset): Likewise.
19379 * tree-inline.c (estimate_num_insns_1): Likewise.
19380 * varasm.c (const_hash_1, compare_constant, copy_constant)
19381 (compute_reloc_for_constant, output_addressed_constants)
19382 (initializer_constant_valid_p): Likewise.
19383 * c-omp.c (check_omp_for_incr_expr): Likewise.
19384 * gimplify.c (gimplify_expr): Likewise.
19385 * c-typeck.c (c_finish_return): Likewise.
19386 * tree-vectorizer.c (supportable_widening_operation)
19387 (supportable_narrowing_operation): Likewise.
19388 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19389 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19390 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19391 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19392 (descr_info_loc): Likewise.
19393 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19394 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19395 (fold_unary): Likewise.
19396 * builtins.c (get_pointer_alignment): Likewise.
19397 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19398 (instantiate_parameters_1): Likewise.
19399 * tree.c (expr_align, stabilize_reference): Likewise.
19400 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19401 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19402 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19403 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19404 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19405 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19407 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19408 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19409 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19410 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19411 (forward_propagate_comparison)
19412 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19413 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19414 * emit-rtl.c (component_ref_for_mem_expr)
19415 (set_mem_attributes_minus_bitpos): Likewise.
19416 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19417 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19419 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19420 (build_function_call, pointer_diff, build_compound_expr)
19421 (c_finish_return): Likewise.
19422 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19423 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19425 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19426 * expr.c (is_aligning_offset): Likewise.
19427 * tree-ssa-alias.c (is_escape_site): Likewise.
19428 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19429 (check_all_va_list_escapes): Likewise.
19430 * tree-ssa-loop-ivopts.c (determine_base_object)
19431 (determine_common_wider_type): Likewise.
19432 * dojump.c (do_jump): Likewise.
19433 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19434 * tree-gimple.c (is_gimple_cast): Likewise.
19435 * fold-const.c (decode_field_reference)
19436 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19437 (fold_binary): Likewise.
19438 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19439 (already_warned_in_frontend_p): Likewise.
19440 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19441 * tree.c (really_constant_p, get_unwidened): Likewise.
19442 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19443 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19444 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19446 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19448 (CONVERT_EXPR_P): Define.
19449 (CASE_CONVERT): Define.
19451 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19453 PR middle-end/36117
19454 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19455 (delete_unmarked_insns): When deleting a call, call
19456 delete_unreachable_blocks.
19457 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19458 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19460 2008-05-08 Richard Guenther <rguenther@suse.de>
19462 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19463 (-ftree-salias): Likewise.
19464 (salias-max-implicit-fields): Remove param documentation.
19465 (salias-max-array-elements): Likewise.
19466 * tree-pass.h (pass_create_structure_vars): Remove.
19467 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19468 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19469 * tree-ssa-alias.c (create_structure_vars): Remove.
19470 (gate_structure_vars): Likewise.
19471 (pass_create_structure_vars): Likewise.
19472 (gate_build_alias): Likewise.
19473 (pass_build_alias): Adjust to run always and dump the function.
19474 * common.opt (ftree-salias): Hide.
19475 * passes.c (init_optimization_passes): Remove
19476 pass_create_structure_vars, adjust comment.
19477 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19478 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19479 * opts.c (decode_options): Do not set flag_tree_salias.
19480 (common_handle_option): Add OPT_ftree_salias to the backward
19481 compatibility section.
19483 2008-05-08 Richard Guenther <rguenther@suse.de>
19485 * tree-flow-inline.h (var_can_have_subvars): Move ...
19486 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19487 * tree-flow.h (var_can_have_subvars): Remove.
19488 (push_fields_onto_fieldstack): Remove.
19489 (sort_fieldstack): Likewise.
19490 (struct fieldoff): Move ...
19491 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19492 alias_set and base_for_components fields.
19493 (sort_fieldstack): Make static.
19494 (push_fields_onto_fieldstack): Likewise. Remove code that
19495 handles anything but RECORD_TYPEs. Remove alias_set and
19496 base_for_components handling.
19497 (create_variable_info_for): Adjust.
19499 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19501 * common.opt (Wframe-larger-than=): Shorten the help message
19503 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19505 2008-05-08 Rafael Espíndola <espindola@google.com>
19507 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19509 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19510 trap and that both operands are gimple values.
19511 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19512 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19515 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19517 * read-rtl.c (join_c_conditions): Return the first string if the
19518 two strings are equal.
19520 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19522 * gensupport.h (pred_data): Add a "num_codes" field.
19523 (add_predicate_code): Declare.
19524 * gensupport.c (add_predicate_code): New function.
19525 (std_pred_table): Add an "allows_const_p" field.
19526 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19527 Remove the (incomplete) list of such codes from the codes field.
19528 (init_predicate_table): Use add_predicate_code. Add all
19529 RTX_CONST_OBJs if allows_const_p is true.
19530 * genrecog.c (process_define_predicate): Use add_predicate_code.
19532 2008-05-08 David Daney <ddaney@avtrex.com>
19533 Richard Sandiford <rsandifo@nildram.co.uk>
19535 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19536 special case of constant zero operands.
19537 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19538 old and new values. Special case constant zero values.
19539 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19541 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19542 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19544 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19547 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19548 similar RTX_CONST_OBJ before CONST_INT.
19550 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19552 * stmt.c (expand_stack_restore): Change sa mode if needed.
19554 2008-05-08 Richard Guenther <rguenther@suse.de>
19556 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19557 return type to bool.
19558 (ix86_sol10_return_in_memory): Likewise.
19559 (ix86_i386elf_return_in_memory): Likewise.
19560 (ix86_i386interix_return_in_memory): Likewise.
19561 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19562 (ix86_sol10_return_in_memory): Likewise.
19563 (ix86_i386elf_return_in_memory): Likewise.
19564 (ix86_i386interix_return_in_memory): Likewise.
19566 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19569 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19571 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19572 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19575 2008-05-08 Richard Guenther <rguenther@suse.de>
19577 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19578 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19579 (DR_SUBVARS): Remove.
19580 * tree-dfa.c (dump_subvars_for): Remove.
19581 (debug_subvars_for): Likewise.
19582 (dump_variable): Do not dump subvars.
19583 (remove_referenced_var): Do not remove subvars.
19584 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19585 (lookup_subvars_for_var): Remove.
19586 (get_subvars_for_var): Likewise.
19587 (get_subvars_at): Likewise.
19588 (get_first_overlapping_subvar): Likewise.
19589 (overlap_subvar): Likewise.
19590 * tree-flow.h (subvar_t): Remove.
19591 (struct var_ann_d): Remove subvars field.
19592 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19593 argument. Remove special handling of SFTs.
19594 (compute_tag_properties): Likewise.
19595 (set_initial_properties): Likewise.
19596 (compute_call_clobbered): Likewise.
19597 (count_mem_refs): Likewise.
19598 (compute_memory_partitions): Likewise.
19599 (compute_flow_insensitive_aliasing): Likewise.
19600 (setup_pointers_and_addressables): Likewise.
19601 (new_type_alias): Likewise.
19602 (struct used_part): Remove.
19603 (used_portions): Likewise.
19604 (struct used_part_map): Likewise.
19605 (used_part_map_eq): Likewise.
19606 (used_part_map_hash): Likewise.
19607 (free_used_part_map): Likewise.
19608 (up_lookup): Likewise.
19609 (up_insert): Likewise.
19610 (get_or_create_used_part_for): Likewise.
19611 (create_sft): Likewise.
19612 (create_overlap_variables_for): Likewise.
19613 (find_used_portions): Likewise.
19614 (create_structure_vars): Likewise.
19615 * tree.def (STRUCT_FIELD_TAG): Remove.
19616 * tree.h (MTAG_P): Adjust.
19617 (struct tree_memory_tag): Remove base_for_components and
19618 unpartitionable flags.
19619 (struct tree_struct_field_tag): Remove.
19620 (SFT_PARENT_VAR): Likewise.
19621 (SFT_OFFSET): Likewise.
19622 (SFT_SIZE): Likewise.
19623 (SFT_NONADDRESSABLE_P): Likewise.
19624 (SFT_ALIAS_SET): Likewise.
19625 (SFT_UNPARTITIONABLE_P): Likewise.
19626 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19627 (union tree_node): Remove sft field.
19628 * alias.c (get_alias_set): Remove special handling of SFTs.
19629 * print-tree.c (print_node): Remove handling of SFTs.
19630 * tree-dump.c (dequeue_and_dump): Likewise.
19631 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19632 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19633 * tree-predcom.c (set_alias_info): Do not set subvars.
19634 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19635 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19636 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19637 (add_vars_for_offset): Remove.
19638 (add_virtual_operand): Remove special handling of SFTs.
19639 (add_call_clobber_ops): Likewise.
19640 (add_call_read_ops): Likewise.
19641 (get_asm_expr_operands): Likewise.
19642 (get_modify_stmt_operands): Likewise.
19643 (get_expr_operands): Likewise.
19644 (add_to_addressable_set): Likewise.
19645 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19646 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19647 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19648 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19649 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19650 (tree_node_structure): Likewise.
19651 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19653 (find_what_p_points_to): Likewise.
19655 2008-05-08 Sa Liu <saliu@de.ibm.com>
19657 * config/spu/spu.md: Fixed subti3 pattern.
19659 2008-05-08 Richard Guenther <rguenther@suse.de>
19661 PR middle-end/36154
19662 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19663 sure to create a representative for trailing arrays for PTA.
19665 2008-05-08 Richard Guenther <rguenther@suse.de>
19667 PR middle-end/36172
19668 * fold-const.c (operand_equal_p): Two objects which types
19669 differ in pointerness are not equal.
19671 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19673 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19674 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19675 (emit_library_call_value_1): Add new variable fndecl initialized by
19676 NULL_TREE. It should be the decl type of orgfun, but this information
19677 seems not to be available here, so it uses the default calling abi.
19678 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19679 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19680 by TARGET_RETURN_IN_MEMORY.
19681 * config/i386/i386-interix.h: Likewise.
19682 * config/i386/i386.h: Likewise.
19683 * config/i386/i386elf.h: Likewise.
19684 * config/i386/ptx4-i.h: Likewise.
19685 * config/i386/sol2-10.h: Likewise.
19686 * config/i386/sysv4.h: Likewise.
19687 * config/i386/vx-common.h: Likewise.
19688 * config/cris/cris.h: Removed #if 0 clause.
19689 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19690 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19692 (ix86_sol10_return_in_memory): Likewise.
19693 (ix86_i386elf_return_in_memory): New.
19694 (ix86_i386interix_return_in_memory): New.
19695 * config/mt/mt-protos.h (mt_return_in_memory): New.
19696 * config/mt/mt.c: Likewise.
19697 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19698 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19699 * config/bfin/bfin.h: Likewise.
19700 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19702 * config/bfin/bfin.c: Likewise.
19703 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19704 * config/alpha/unicosmk.h: Likewise.
19705 * config/i386/cygming.h: Likewise.
19706 * config/iq2000/iq2000.h: Likewise.
19707 * config/mips/mips.h: Likewise.
19708 * config/mn10300/mn10300.h: Likewise.
19709 * config/rs6000/rs6000.h: Likewise.
19710 * config/score/score.h: Likewise.
19711 * config/spu/spu.h: Likewise.
19712 * config/v850/v850.h: Likewise.
19713 * defaults.h: Likewise.
19714 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19715 * expr.c (emit_block_move): Adjust use of
19716 OUTGOING_REG_PARM_STACK_SPACE.
19717 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19718 OUTGOING_REG_PARM_STACK_SPACE.
19719 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19721 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19723 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19724 on OMP_RETURN for OMP_FOR.
19727 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19728 (fortran_common): New function.
19729 (gen_variable_die): Call fortran_common instead of common_check,
19730 adjust for it returning tree instead of rtx. Formatting.
19732 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19736 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19737 * c-decl.c (merge_decls): Ditto.
19738 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19739 to RTL_CONST_OR_PURE_CALL_P.
19740 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19741 Initialized DECL_LOOPING_CONST_PURE.
19742 (process_call_operands): Set tree_side_effects properly.
19743 * tree.h (TREE_READONLY_DECL_P): Removed.
19744 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19745 (DECL_LOOPING_OR_CONST_P): New macro.
19746 (struct tree_function_decl): Added looping_const_or_pure_p.
19747 (ECF_*) Renumbered.
19748 (ECF_LOOPING_OR_CONST_P): New macro.
19749 * rtlanal.c (pure_const_p): Removed.
19750 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19751 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19752 to RTL_CONST_CALL_P.
19753 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19754 (check_decl, check_tree, check_call, scan_function): Initialize
19756 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19757 (static_execute): Set looping true for recursive functions.
19758 Undo setting state to IPA_NEITHER for recursive functions.
19759 * cse.c (cse_insn):
19760 * ifcvt.c (noce_can_store_speculate_p): Changed
19761 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19762 RTL_CONST_OR_PURE_CALL_P.
19763 * dse.c (scan_insn): Ditto.
19764 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19765 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19766 RTL_CONST_OR_PURE_CALL_P.
19767 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19768 pure_call_p to RTL_CONST_CALL_P.
19769 * gimplify.c (gimplify_call_expr): Clear side effects for
19770 non-looping pure and constant calls.
19771 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19772 (flags_from_decl_or_type): Set ecf flags from decl flags.
19773 (initialize_argument_information): Turn off
19774 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19775 Change const to pure if callee_copies is true rather than just
19777 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19778 way of marking pure calls.
19779 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19780 Remove hack that was supposed to fix pr7335 and remove old
19781 way of marking pure calls.
19782 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19783 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19784 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19785 RTL_CONST_OR_PURE_CALL_P.
19786 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19787 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19788 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19789 * sched-deps.c (schedule_analyze): Ditto.
19790 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19791 return_val field of calls to represent pure and const function info.
19792 (CONST_OR_PURE_CALL_P): Deleted macro.
19793 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19794 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19795 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19797 * tree-optimize.c (execute_fixup_cfg): Added test for
19798 ECF_LOOPING_CONST_OR_PURE.
19799 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19801 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19802 effects for looping pure or const calls.
19803 (verify_gimple_expr): Added verification code.
19804 * config/alpha/alpha.c (alpha_legitimize_address,
19805 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19807 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19808 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19809 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19810 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19811 RTL_CONST_OR_PURE_CALL_P.
19812 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19813 and const calls to be deleted.
19815 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19818 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19819 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19820 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19821 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19822 to handle nonimmediate operands.
19823 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19824 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19825 to handle nonimmediate operands.
19826 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19827 (mmx_pmulhrwv4hi3): New expander. Use
19828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19829 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19830 (sse2_umulv1siv1di3): New expander. Use
19831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19832 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19833 (mmx_eq<mode>3): New expander. Use
19834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19835 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19836 (mmx_uavgv8qi3): New expander. Use
19837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19838 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19839 (mmx_uavgv4hi3): New expander. Use
19840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19842 * config/i386/sse.md
19843 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19844 to handle nonimmediate operands.
19845 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19846 to handle nonimmediate operands.
19847 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19848 to handle nonimmediate operands.
19849 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19850 to handle nonimmediate operands.
19851 (sse2_unpckhpd_exp): New expander. Use
19852 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19853 (sse2_unpcklpd_exp): New expander. Use
19854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19855 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19856 to handle nonimmediate operands.
19857 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19858 to handle nonimmediate operands.
19859 (*sse2_<plusminus_insn><mode>3): Rename from
19860 sse2_<plusminus_insn><mode>3 insn pattern.
19861 (sse2_<plusminus_insn><mode>3): New expander. Use
19862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19863 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19864 (sse2_umulv2siv2di3): New expander. Use
19865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19866 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19867 (sse4_1_mulv2siv2di3): New expander. Use
19868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19869 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19870 (sse2_pmaddwd): New expander. Use
19871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19872 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19873 (sse2_eq<mode>3): New expander. Use
19874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19875 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19876 (sse4_1_eqv2di3): New expander. Use
19877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19878 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19879 (sse2_uavgv16qi3): New expander. Use
19880 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19881 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19882 (sse2_uavgv16qi3): New expander. Use
19883 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19884 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19885 (sse2_uavgv8hi3): New expander. Use
19886 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19887 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19888 (ssse3_pmulhrswv8hi3): New expander. Use
19889 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19890 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19891 (ssse3_pmulhrswv4hi3): New expander. Use
19892 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19894 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19895 (<sse>_vmmul<mode>3): Ditto.
19896 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19898 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19899 (ssse3_pmaddubsw): Ditto.
19901 * config/i386/i386.c (struct_builtin_description)
19902 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19903 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19904 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19905 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19906 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19907 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19908 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19909 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19910 (ix86_fixup_binary_operands): Assert that src1
19911 and src2 must have the same mode when swapped.
19912 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19913 and ix86_binary_operator_ok. Do not force operands in registers
19916 2008-05-07 Jan Hubicka <jh@suse.cz>
19918 * cgraph.c (dump_cgraph_node): Update.
19919 * cgraph.h (cgraph_local_info): Break out inline summary.
19920 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19922 * ipa-inline (inline_summary): New accestor function.
19923 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19924 cgraph_decide_inlining, compute_inline_parameters): Update.
19925 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19927 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19929 Cleanup ColdFire scheduling support and add V4 pipeline model.
19931 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19932 (define_attr cpu): Add cfv4 value.
19933 (define_attr type, define_attr type1): Merge into a single 'type'
19934 attribute. Update all uses.
19935 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19936 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19938 (define_attr opx_mem, define_attr opy_mem): Remove.
19939 (define_attr op_mem): Clean up, update comment.
19940 (define_attr size): Use specific values instead of general int.
19941 (define_attr guess, define_attr split): Remove. Update all uses.
19942 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19943 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19944 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19945 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19946 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19947 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19948 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19949 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19950 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19951 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19952 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19953 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19954 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19955 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19956 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19957 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19958 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19959 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19960 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19961 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19962 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19963 Update or set attributes.
19964 (stack_tie): New fake instruction.
19966 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19967 (m68k_sched_attr_size): Update declaration.
19968 (m68k_sched_attr_type2): Remove.
19969 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19970 Declare new bypass predicates.
19972 * config/m68k/m68k.c (m68k_sched_issue_rate,
19973 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19975 (TARGET_SCHED_ISSUE_RATE,
19976 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19977 (override_options): Handle scheduling for ColdFire V4 core.
19978 (m68k_expand_prologue): Emit stack_tie.
19979 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19980 'OP_TYPE_FPN'. Update all uses.
19981 (sched_guess_p): Remove.
19982 (sched_address_type): Handle symbolic addresses.
19983 (sched_get_operand): New static function.
19984 (sched_operand_type): Merge into sched_attr_op_type.
19985 (sched_attr_op_type): Handle FP registers, handle quick constants,
19987 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19988 (m68k_sched_attr_size): Update. Move logic to ...
19989 (sched_get_attr_size_int): New static function.
19990 (sched_get_opxy_mem_type): New static function.
19991 (m68k_sched_attr_op_mem): Update.
19992 (m68k_sched_attr_type2): Remove.
19993 (sched_cfv4_bypass_data): New static variable.
19994 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19995 (m68k_sched_issue_rate): Implement scheduler hook.
19996 (struct _sched_ib: enabled_p): New field.
19997 (m68k_sched_variable_issue): Update. Handle V4.
19998 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19999 sched_dump_class_func_t, sched_dump_split_class,
20000 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20001 sched_dump_dfa_class, m68k_sched_dump): Remove.
20002 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20004 (m68k_sched_init_global): Remove statisctics dumping, introduce
20005 sanity check that all instructions have pipeline reservations. Handle
20007 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20008 Handle ColdFire V4 core.
20009 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20010 New static functions.
20011 (m68k_sched_address_bypass_p): New bypass predicate.
20012 (sched_get_indexed_address_scale): New static function.
20013 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20015 * cf.md: Update comments.
20016 (define_attr type2): Remove. Use 'type' attribute instead.
20018 (cf_ib): Rename to cfv123_ib. Update all uses.
20019 (cf_oep): Rename to cfv123_oep. Update all uses.
20020 (cf_chr): Rename to cfv123_chr. Update all uses.
20021 (cf_mem): Rename to cfv123_mem. Update all uses.
20022 (cf_mac): Move to more appropriate place.
20023 (cfv123_guess): New automaton and cpu_unit.
20024 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20025 Update uses of 'size' attribute. Handle before reload scheduling.
20026 (cfv123_guess): New dummy reservation for unhandled instructions.
20027 (cfv4_*): Pipeline description of ColdFire V4 core.
20028 (ignore): New reservation to handle 'ignore' type.
20030 2008-05-07 Ian Lance Taylor <iant@google.com>
20032 PR middle-end/36013
20033 * gimplify.c (find_single_pointer_decl_1): Don't look through
20035 (find_single_pointer_decl): Adjust comments.
20037 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20039 PR middle-end/36137
20040 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20041 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20043 PR middle-end/36106
20044 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20045 integral type rather than floating point, then VIEW_CONVERT_EXPR
20046 to the floating point type.
20048 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20050 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20051 TFmode op0 to register.
20053 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20055 * c-decl.c (grokdeclarator): Comment typo.
20057 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20059 * tree-flow.h: Remove prototype for computed_goto_p.
20060 * tree-cfg.c (computed_goto_p): Make static.
20062 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20065 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20066 (contains_aligned_value_p): This. Handle _Decimal128.
20067 (ix86_function_arg_boundary): Only align _Decimal128 to its
20068 natural boundary and handle it properly.
20070 2008-05-06 Martin Jambor <mjambor@suse.cz>
20072 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20073 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20074 (ipcp_method_set_orig_node): Removed.
20075 (ipcp_cval_get_cvalue_type): Removed.
20076 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20077 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20078 (ipcp_cval_set_cvalue_type): Removed.
20079 (ipcp_cval_get_cvalue): Removed.
20080 (ipcp_cval_set_cvalue): Removed.
20081 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20082 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20083 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20084 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20085 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20086 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20087 (ipcp_get_ith_lattice): Changed parameters.
20088 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20089 (ipcp_lattice_from_jfunc): Changed parameters.
20090 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20091 (ipcp_method_cval_print): Added temporary variable info.
20092 (ipcp_redirect): Removed already unused local variable caller.
20093 (ipcp_redirect): New temporary variable orig_callee_info
20094 (ipcp_redirect): Removed newly unused local variable callee.
20095 (ipcp_redirect): Removed (a bit confusing) local variable type.
20096 (ipcp_insert_stage): Added local variable info.
20097 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20099 (ipcp_formal_create): Removed.
20100 (ipcp_method_cval_set): Removed.
20101 (ipcp_propagate_stage): Renamed lattice variables.
20102 (ipcp_method_cval_set_cvalue_type): Removed.
20103 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20104 (ipcp_print_all_lattices): Changed printed strings to refer to
20105 lattices rather than cvals.
20106 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20107 (ipcp_propagate_const): Changed formal parameters.
20108 (build_const_val): Changed formal parameters.
20109 (ipcp_insert_stage): Removed useless variable cvalue
20110 (build_const_val): Changed formal parameters.
20111 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20112 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20113 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20114 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20115 (ipcp_print_func_profile_counts): Changed string from "method" to
20117 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20118 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20119 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20120 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20121 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20122 (ipcp_lat_is_const): Changed parameters and made inline.
20123 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20124 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20125 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20126 the predicate condition directly
20127 (ipcp_propagate_stage): Added local variable args. Removed local
20128 variable callee. (Both are mere code simplifications.)
20129 (ipcp_method_dont_insert_const): Renamed to
20130 ipcp_node_not_modifiable_p.
20131 (ipcp_node_not_modifiable_p): Made inline.
20132 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20133 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20134 (ipcp_print_all_lattices): Removed variable cvalue
20135 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20138 2008-05-06 Olivier Hainque <hainque@adacore.com>
20140 * tree-sra.c (try_instantiate_multiple_fields): Early return
20141 if field has POINTER_TYPE.
20143 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20145 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20146 by using 'q' specifier for instruction.
20147 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20149 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20151 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20152 Change mode of zero_extract from QImode to HImode.
20153 (sign bit tests peepholes): (Ditto.).
20155 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20157 * config/i386/mmx.md: Remove double backslashes from asm templates.
20158 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20159 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20160 to handle nonimmediate operands.
20161 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20162 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20163 to handle nonimmediate operands.
20164 (*mmx_<code>v2sf3_finite): New insn pattern.
20165 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20166 (mmx_<code>v2sf3): New expander. Use
20167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20168 (mmx_<plusminus_insn><mode>3): New expander. Use
20169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20170 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20171 (mmx_add<mode>3): Removed.
20172 (mmx_ssadd<mode>3): Ditto.
20173 (mmx_usadd<mode>3): Ditto.
20174 (mmx_sub<mode>3): Ditto.
20175 (mmx_sssub<mode>3): Ditto.
20176 (mmx_ussub<mode>3): Ditto.
20177 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20178 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20179 to handle nonimmediate operands.
20180 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20182 (mmx_smulv4hi3_highpart): New expander. Use
20183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20184 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20186 (mmx_umulv4hi3_highpart): New expander. Use
20187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20188 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20189 (mmx_<code>v4hi3): New expander. Use
20190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20191 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20192 (mmx_<code>v8qi3): New expander. Use
20193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20194 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20195 (mmx_<code><mode>3): New expander. Use
20196 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20198 2008-05-05 Jan Hubicka <jh@suse.cz>
20200 PR tree-optimization/36118
20201 * passes.c (pass_init_dump_file): Fix dump header.
20203 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20205 PR middle-end/36141
20206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20207 VCE for function decls.
20209 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20211 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20213 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20215 * config/i386/i386.md (sat_plusminus): New.
20216 (plusminus_insn): Likewise.
20217 (plusminus_mnemonic): Likewise.
20219 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20220 (*<addsub><mode>3_cc_overflow): Renamed to ...
20221 (*<plusminus_insn><mode>3_cc_overflow): This.
20222 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20223 (*<plusminus_insn>si3_zext_cc_overflow): This.
20225 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20226 (<plusminus_insn><mode>3): This.
20227 (*<addsub><mode>3): Renamed to ...
20228 (*<plusminus_insn><mode>3): This.
20229 (<sse>_vm<addsub><mode>3): Renamed to ...
20230 (<sse>_vm<plusminus_insn><mode>3): This.
20231 (sse3_h<addsub>v4sf3): Renamed to ...
20232 (sse3_h<plusminus_insn>v4sf3): This.
20233 (sse3_h<addsub>v2df3): Renamed to ...
20234 (sse3_h<plusminus_insn>v2df3): This.
20235 (<plusminus_insn><mode>3): New.
20236 (*<plusminus_insn><mode>3): Likewise.
20237 (sse2_<plusminus_insn><mode>3): Likewise.
20238 (add<mode>): Removed.
20239 (*add<mode>3): Likewise.
20240 (sse2_ssadd<mode>3): Likewise.
20241 (sse2_usadd<mode>3): Likewise.
20242 (sub<mode>3): Likewise.
20243 (*sub<mode>3): Likewise.
20244 (sse2_sssub<mode>3): Likewise.
20245 (sse2_ussub<mode>3): Likewise.
20247 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20249 * gthr-single.h: Add in required interface elements as per gthr.h.
20250 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20251 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20252 Generalize UNUSED macro.
20253 (__gthread_once): Add.
20254 (__gthread_key_create): Add.
20255 (__gthread_key_delete): Add.
20256 (__gthread_getspecific): Add.
20257 (__gthread_setspecific): Add.
20259 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20261 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20262 the same size types for the indirect reference on the rhs, then
20265 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20267 * config/i386/i386.md
20268 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20269 one insn template instead of template series.
20270 (*xordi_1_rex64): Ditto.
20271 (*xordi_2_rex64): Ditto.
20273 2008-05-05 Ira Rosen <irar@il.ibm.com>
20275 PR tree-optimization/36119
20276 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20279 2008-06-04 Jan Hubicka <jh@suse.cz>
20281 tree-optimization/36100
20282 * tree-pass.h (pass_O0_always_inline): Declare.
20283 * ipa-inline.c (inline_transform): Remove dead code.
20284 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20285 pass_O0_always_inline): New.
20286 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20288 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20290 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20291 mnemonic in this_param move for TARGET_64BIT.
20293 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20295 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20296 (*strmovsi_rex_1): Ditto.
20297 (*strsetsi_1): Ditto.
20298 (*strsetsi_rex_1): Ditto.
20300 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20301 adddicc expanders using SWI mode iterator.
20303 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20306 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20309 2008-05-04 David S. Miller <davem@davemloft.net>
20311 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20312 (sparc*-*-linux*): Use linux.h in tm_file.
20313 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20314 compiler defaulting to 32-bit.
20315 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20317 * config/sparc/linux.h: Remove definitions now obtained
20318 properly from linux.h
20319 * config/sparc/linux64.h: Likewise.
20320 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20321 don't want this setting for 32-bit builds in a biarch compiler.
20322 * doc/install.texi: Add sparc-linux to list of targets
20323 supporting --enable-targets=all.
20325 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20327 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20329 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20331 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20332 after V4SI_FTYPE_V8HI.
20333 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20334 case V4SI_FTYPE_V2DF.
20336 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20338 * doc/invoke.texi (max-flow-memory-locations): Removed.
20339 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20341 2008-05-03 Richard Guenther <rguenther@suse.de>
20343 PR middle-end/34973
20344 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20346 2008-05-02 David S. Miller <davem@davemloft.net>
20348 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20350 2008-05-02 Simon Baldwin <simonb@google.com>
20353 * c-common.h (warn_array_subscript_range): Removed.
20354 * c-common.c (warn_array_subscript_range): Ditto.
20355 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20356 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20358 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20360 * config/i386/i386.c (ix86_special_builtin_type): New.
20361 (bdesc_special_args): Likewise.
20362 (ix86_expand_special_args_builtin): Likewise.
20363 (ix86_init_mmx_sse_builtins): Updated.
20364 (ix86_expand_builtin): Updated.
20365 (ix86_expand_store_builtin): Removed.
20366 (ix86_expand_unop_builtin): Likewise.
20368 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20369 * config/i386/mmintrin.h (__v2sf): Here.
20371 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20373 (_mm_loadl_pi): Likewise.
20374 (_mm_storeh_pi): Replace __v2si with __v2sf.
20375 (_mm_storel_pi): Likewise.
20377 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20378 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20379 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20380 __builtin_ia32_loadlpd.
20382 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20384 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20385 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20386 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20387 (ix86_init_mmx_sse_builtins): Updated.
20388 (ix86_expand_args_builtin): Likewise.
20389 (ix86_expand_builtin): Likewise.
20390 (ix86_expand_unop1_builtin): Renamed to ...
20391 (ix86_expand_unop_vec_merge_builtin): This.
20393 2008-05-01 Jan Hubicka <jh@suse.cz>
20396 * ipa-inline.c (inline_generate_summary): Make static.
20397 (inline_transform): Do not call inlining at -O0; make static.
20398 * passes.c (execute_todo): Add sanity check.
20399 (execute_one_ipa_transform_pass): Execute proper flags.
20401 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20403 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20404 (DECL_NONADDRESSABLE_P): Likewise.
20405 * alias.c (record_component_aliases): Fix comment.
20407 2008-05-01 Simon Baldwin <simonb@google.com>
20409 * c-common.h (warn_array_subscript_range): New function.
20410 * c-common.c (warn_array_subscript_range): Ditto.
20411 * tree-vrp.c (check_array_ref): Corrected code to agree with
20412 comment, ignoring only arrays of size 0 or size 1.
20413 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20415 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20417 * config/i386/i386.c (ix86_builtin_type): Replace
20418 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20419 (bdesc_args): Updated.
20420 (ix86_init_mmx_sse_builtins): Likewise.
20421 (ix86_expand_args_builtin): Likewise.
20423 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20426 * doc/extend.texi: Correct __builtin_ia32_palignr.
20428 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20431 * config/i386/i386.c (bdesc_crc32): Removed.
20432 (ix86_expand_crc32): Likewise.
20433 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20434 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20435 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20436 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20437 UINT_FTYPE_UINT_UCHAR.
20438 (bdesc_args): Updated. Add crc32 builtins.
20439 (ix86_init_mmx_sse_builtins): Updated.
20440 (ix86_expand_args_builtin): Updated to support subreg.
20442 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20444 2008-05-01 Jan Hubicka <jh@suse.cz>
20446 * tree-pass.h (opt_pass): Add IPA_PASS.
20447 (varpool_node, cgraph_node): Forward declare.
20448 (ipa_opt_pass): Define.
20449 (pass_ipa_inline): Turn into ipa_opt_pass.
20450 (pass_apply_inline): Remove.
20451 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20452 (apply_inline): Turn into ....
20453 (inline_transform): ... this one.
20454 (inline_generate_summary): New function.
20455 (pass_apply_inline): Remove.
20456 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20458 (struct function): Add ipa_transforms_to_apply.
20459 * passes.c (register_one_dump_file): Work on IPA_PASS.
20460 (init_optimization_passes): Remove pass_inline_parameters and
20462 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20463 (execute_one_pass) ... here; apply transforms when possible.
20464 (add_ipa_transform_pass, execute_ipa_summary_asses,
20465 execute_one_ipa_transform_pass): New.
20466 (execute_ipa_pass_list): Update for IPA_PASS type.
20468 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20470 * config/i386/i386.c (ix86_builtin_type): Add
20471 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20472 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20473 (bdesc_args): Add SSE4a builtins.
20474 (ix86_init_mmx_sse_builtins): Updated.
20475 (ix86_expand_args_builtin): Likewise.
20476 (ix86_expand_builtin): Likewise.
20478 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20480 * config/i386/i386.c (ix86_builtin_type): Add
20481 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20482 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20483 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20484 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20485 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20486 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20487 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20488 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20489 and DI_FTYPE_DI_DI_INT.
20490 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20491 (ix86_init_mmx_sse_builtins): Updated.
20492 (ix86_expand_args_builtin): Likewise.
20493 (ix86_expand_builtin): Likewise.
20494 (ix86_expand_binop_imm_builtin): Removed.
20496 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20498 2008-04-30 Richard Guenther <rguenther@suse.de>
20500 PR tree-optimization/32921
20501 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20503 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20505 * config/arm/arm.c (arm_unwind_emit): Use
20506 crtl->all_throwers_are_sibcalls instead of
20507 cfun->all_throwers_are_sibcalls.
20508 (arm_output_fn_unwind): Likewise.
20509 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20510 instead of cfun->uses_pic_offset_table.
20511 (frv_expand_prologue): Likewise.
20512 (frv_frame_pointer_required): Likewise.
20513 (frv_expand_fdpic_call): Likewise.
20514 (frv_emit_movsi): Likewise.
20515 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20516 cfun->returns_pcc_struct instead of
20517 current_function_returns_pcc_struct.
20518 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20519 instead of cfun->calls_eh_return.
20520 (m32c_pushm_popm): Likewise.
20521 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20522 "extern" declaration.
20524 2008-04-30 Richard Guenther <rguenther@suse.de>
20526 PR tree-optimization/21636
20527 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20529 (evaluate_stmt): Print the likely value.
20530 (ccp_visit_stmt): Avoid excessive vertical spacing.
20532 2008-04-30 Rafael Espíndola <espindola@google.com>
20534 * builtins.c (fold_call_expr): Return realret.
20535 * tree-ssa-threadedge.c
20536 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20537 __builtin_object_size.
20539 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20541 * gcc.c (wrapper_string): New variable.
20542 (insert_wrapper): New function.
20543 (execute): New option -wrapper.
20544 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20546 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20548 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20549 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20550 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20552 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20553 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20554 config/rs6000/e500crtres64gprctr.asm,
20555 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20556 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20557 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20558 config/rs6000/e500crtsav64gprctr.asm,
20559 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20560 config/rs6000/e500crtsavg64gprctr.asm: New files.
20561 * config/rs6000/t-ppccomm: Add build rules for new files.
20562 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20563 * config/rs6000/t-netbsd: Add build rules for new files.
20564 (LIB2FUNCS_STATIC_EXTRA): New variable.
20565 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20566 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20567 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20569 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20571 * config/i386/i386.c (ix86_builtin_type): Add
20572 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20573 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20574 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20575 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20576 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20577 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20578 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20579 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20580 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20581 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20582 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20583 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20584 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20585 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20586 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20587 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20588 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20589 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20590 V1DI_FTYPE_V2SI_V2SI.
20591 (bdesc_2arg): Moved to ...
20592 (bdesc_args): Here.
20593 (ix86_init_mmx_sse_builtins): Updated.
20594 (ix86_expand_args_builtin): Updated. Take a pointer
20595 to const struct builtin_description. Handle comparison
20597 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20598 (ix86_expand_builtin): Updated.
20600 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20601 (ssse3_pmaddubsw128): This.
20602 (ssse3_pmaddubswv4hi3): Renamed to ...
20603 (ssse3_pmaddubsw): This.
20605 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20606 (__builtin_ia32_packssdw128): Likewise.
20607 (__builtin_ia32_packuswb128): Likewise.
20608 (__builtin_ia32_pmaddubsw): Likewise.
20609 (__builtin_ia32_pmaddubsw128): Likewise.
20611 2008-04-30 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/14847
20614 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20615 (recognize_bits_test): Use it.
20616 (recognize_single_bit_test): Likewise.
20618 2008-04-30 Martin Jambor <mjambor@suse.cz>
20620 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20621 instead of setting number of formal parameters to zero.
20622 (ipcp_init_stage): Do not set the number of actual parameters to zero
20624 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20625 which are called with variable number of arguments.
20626 (ipcp_insert_stage): Explicitely skipping all nodes which are
20627 called with variable number of arguments.
20628 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20629 number of parameters.
20631 * ipa-prop.h (struct ipa_node_params): Added flag
20632 called_with_var_arguments
20633 (ipa_set_param_count): Added. Changed sole setter to use it.
20634 (ipa_get_param_count): Added. All readers of param_count
20635 converted to use it instead.
20636 (ipa_set_called_with_variable_arg): Added.
20637 (ipa_is_called_with_var_arguments): Added.
20638 (ipa_get_ith_param): Added. All readers of param_decls converted
20640 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20642 (ipa_get_cs_argument_count): Added, all readers of argument_count
20644 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20647 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20648 (struct ipcp_lattice): Renamed cval_type to type
20649 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20651 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20652 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20653 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20654 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20655 (build_const_val): Changed the type of parameter cvalue to tree
20656 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20657 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20659 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20662 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20663 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20664 (ipa_add_method): Renamed to ipa_push_func_to_list
20665 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20666 (ipa_callsite_param_count): Removed.
20667 (ipa_callsite_param_count_set): Removed.
20668 (ipa_callsite_param): Removed.
20669 (ipa_callsite_callee): Removed.
20670 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20671 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20672 (ipa_method_formal_count): Removed.
20673 (ipa_method_formal_count_set): Removed.
20674 (ipa_method_get_tree): Removed.
20675 (ipa_method_tree_map_create): Removed.
20676 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20677 (ipa_create_param_decls_array): Creates the array itself
20678 (ipa_create_param_decls_array): Temporary variable info instead of
20679 a few dereferences.
20680 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20681 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20682 (get_type): Removed.
20683 (ipa_jf_get_info_type): Removed.
20684 (ipa_node_create): Renamed to ipa_create_node_params
20685 (ipa_free): Renamed to ipa_free_all_node_params
20686 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20687 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20688 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20689 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20690 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20691 ipa_free_all_edge_args
20692 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20693 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20694 (ipa_create_methodlist_node): Removed.
20695 (ipa_methodlist_method): Removed.
20696 (ipa_methodlist_method_set): Removed.
20697 (ipa_methodlist_next_method): Removed.
20698 (ipa_methodlist_next_method_set): Removed.
20699 (ipa_method_is_modified): Removed.
20700 (ipa_method_modify_create): Removed.
20701 (ipa_method_modify_init): Temporary variable info instead of a few
20703 (ipa_detect_param_modifications): Temporary variable info instead of
20704 a few dereferences.
20705 (ipa_compute_jump_functions): Temporary variable info instead of
20706 a few dereferences.
20707 (ipa_method_modify_set): Removed.
20708 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20709 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20710 than craph_node as the first parameter.
20711 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20712 (ipa_method_modify_init): Removed.
20713 (ipa_compute_jump_functions): Added a temp variable instead of
20714 repeatadly dereferencing the cgraph_edge.aux pointer
20715 (ipa_callsite_param_set_type): Removed.
20716 (ipa_compute_jump_functions): i renamed to index and moved to
20718 (ipa_callsite_param_set_info_type_formal): Removed.
20719 (ipa_callsite_param_set_info_type): Removed.
20720 (ipa_callsite_param_map_create): Removed.
20721 (ipa_callsite_tree): Removed.
20722 (ipa_callsite_caller): Removed.
20723 (ipa_pop_func_from_list): return_method removed to return_func
20725 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20726 prefixed all values with IPA_. Changed all users.
20727 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20728 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20729 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20730 (union parameter_info): Renamed to jump_func_value.
20731 (union jump_func_value): Renamed value to constant
20732 (struct ipa_jump_func): Renamed info_type to value
20733 (struct ipa_node): Renamed to ipa_node_params
20734 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20735 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20736 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20737 (struct ipa_edge): Renamed to ipa_edge_args
20738 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20739 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20740 (struct ipa_methodlist): Renamed to ipa_func_list
20741 (struct ipa_func_list): method_p renamed to node, next_method
20743 (ipa_methodlist_p): Removed, switched all users to struct pointer
20744 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20746 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20748 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20749 (rs6000_emit_epilogue): Use backchain to restore only when we
20750 have a large frame. Make use of frame pointer to restore if we
20751 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20753 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20755 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20756 Add mode to zero_extract.
20757 (sign bit tests peepholes): (Ditto.).
20759 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20761 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20762 Instructions in comments with SSE3.
20763 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20764 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20765 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20766 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20767 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20768 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20769 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20770 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20771 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20772 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20773 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20774 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20775 (bdesc_sse_args): Renamed to ...
20776 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20777 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20778 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20779 IX86_BUILTIN_FABSQ.
20780 (bdesc_1arg): Moved to ...
20781 (bdesc_args): Here.
20782 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20783 Instructions in comments with SSE3.
20784 (ix86_expand_sse_operands_builtin): Renamed to ...
20785 (ix86_expand_args_builtin): This. Updated.
20786 (ix86_expand_unop1_builtin): Update comments.
20787 (ix86_expand_builtin): Updated.
20789 2008-04-29 Richard Guenther <rguenther@suse.de>
20791 PR tree-optimization/36078
20792 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20793 Update virtual SSA form after cleaning up the CFG.
20795 2008-04-29 Richard Guenther <rguenther@suse.de>
20797 PR middle-end/15255
20798 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20800 2008-04-29 Richard Guenther <rguenther@suse.de>
20802 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20803 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20804 (compute_flow_insensitive_aliasing): Do not treat
20805 PTR_IS_REF_ALL pointers special.
20806 (get_smt_for): Likewise.
20807 (may_alias_p): Re-structure.
20808 (is_escape_site): A ref-all pointer conversion is not an escape site.
20809 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20810 PTR_IS_REF_ALL pointers special.
20811 * tree-ssa-structalias.h (struct alias_info): Remove
20812 ref_all_symbol_mem_tag field.
20813 (PTR_IS_REF_ALL): Remove.
20815 2008-04-29 Richard Guenther <rguenther@suse.de>
20817 PR middle-end/36077
20818 * fold-const.c (extract_muldiv_1): In combining division constants
20819 make sure to never overflow.
20821 2008-04-29 Nick Clifton <nickc@redhat.com>
20823 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20825 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20828 * optc-gen.awk: Work around HP-UX/IA awk bug.
20830 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20832 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20835 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20838 * config/i386/i386.md
20839 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20840 Change operand 1 predicate to nonimmediate_operand.
20842 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20845 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20847 * gengtype.c (walk_type, write_func_for_structure): Handle
20849 * doc/gty.texi: Document chain_circular.
20851 2008-04-28 Richard Guenther <rguenther@suse.de>
20853 PR tree-optimization/36066
20854 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20857 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20860 * config/i386/i386.md
20861 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20862 Use match_scratch instead of match_operand for operands 3 and 4.
20864 2008-04-27 Richard Guenther <rguenther@suse.de>
20866 PR tree-optimization/18754
20867 PR tree-optimization/34223
20868 * tree-pass.h (pass_complete_unrolli): Declare.
20869 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20870 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20871 Rewrite loop into loop closed SSA form if it is not already.
20872 (tree_unroll_loops_completely): Re-structure to iterate over
20873 innermost loops with intermediate CFG cleanups.
20874 Unroll outermost loops only if requested or the code does not grow
20876 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20877 loops are available.
20878 (tree_vectorize): Instead do so here.
20879 (tree_complete_unroll): Also unroll outermost loops.
20880 (tree_complete_unroll_inner): New function.
20881 (gate_tree_complete_unroll_inner): Likewise.
20882 (pass_complete_unrolli): New pass.
20883 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20884 uses outside of the loop.
20885 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20886 form if it is available.
20887 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20888 * passes.c (init_optimization_passes): Schedule complete inner
20889 loop unrolling pass before the first CCP pass after final inlining.
20891 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20893 * targhooks.h (default_emutls_var_fields,
20894 default_emutls_var_init): Declare.
20895 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20896 * target.h (struct gcc_target): Add struct emutls member.
20897 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20898 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20899 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20900 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20901 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20902 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20903 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20904 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20905 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20906 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20907 emit debug information.
20908 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20909 * varasm.c: Include targhooks.h.
20910 (emutls_object_section, emutls_tmpl_section): New.
20911 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20912 (EMUTLS_SEPARATOR): New.
20913 (prefix_name): New.
20914 (get_emutls_object_name): New.
20915 (default_emutls_var_fields): New, broken out of ...
20916 (get_emutls_object_type): ... here. Adjust to use target hooks.
20917 (get_emutls_init_templ_addr): Adjust to use target hooks.
20918 (emutls_decl): Adjust to use target hooks.
20919 (emutls_finish): Likewise.
20920 (default_emutls_var_init): New, broken out of ...
20921 (assemble_variable): ... here. Adjust to use target hooks.
20922 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20923 SECCAT_EMUTLS_TMPL.
20924 * c-common.c (handle_section_attribute): Prevent overriding
20925 sections for emulated tls with special sections.
20926 * config/i386/i386.c (x86_64_elf_select_section): Add
20927 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20928 (x86_64_elf_unique_section): Likewise.
20929 * config/vxworks.c: Include tree.h.
20930 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20931 (vxworks_override_options): Set TLS scheme.
20932 * doc/tm.texi (Emulated TLS): New node.
20934 2008-04-26 Simon Baldwin <simonb@google.com>
20937 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20938 with propagated string constants.
20940 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20942 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20943 constraint for operand 2 when operand 0 is memory operand.
20944 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20945 operand 0 is memory operand.
20946 (fix_trunc<mode>_i387_with_temp): Ditto.
20947 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20948 operand 2 when operand 1 is memory operand.
20949 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20950 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20951 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20952 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20953 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20954 operands 2,3 and 4 when operand 1 is memory operand.
20955 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20957 (fistdi2_floor_with_temp): Ditto.
20958 (fist<mode>2_floor_with_temp): Ditto.
20959 (fistdi2_ceil_with_temp): Ditto.
20960 (fist<mode>2_ceil_with_temp): Ditto.
20961 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20963 2008-04-26 David Daney <ddaney@avtrex.com>
20965 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20967 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20968 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20969 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20970 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20971 (compare_and_swap_12): New insn.
20972 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20973 * config/mips/mips.c (mips_force_binary): New function.
20974 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20975 (mips_expand_compare_and_swap_12): New function.
20976 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20978 2008-04-25 Jan Hubicka <jh@suse.cz>
20981 * cfgexpand.c (pass_expand): Turn into RTL pass.
20982 * passes.c (execute_one_pass): Do pass typechecking after execution.
20983 * tree-pass.h (pass_expand): Turn into RTL pass.
20985 * function.h (struct rtl_data): Move here fields
20986 accesses_prior_frames, calls_eh_return, saves_all_registers,
20987 has_nonlocal_goto, has_asm_statement, is_thunk,
20988 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20989 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20990 arg_pointer_save_area_init from struct function; turn into bool.
20991 (struct function): Move
20992 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20993 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20994 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20995 tail_call_emit, arg_pointer_save_area_init
20996 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20997 (current_function_returns_struct, current_function_returns_pcc_struct,
20998 current_function_calls_setjmp, current_function_calls_alloca,
20999 current_function_accesses_prior_frames,
21000 current_function_calls_eh_return, current_function_is_thunk,
21001 current_function_stdarg, current_function_profile,
21002 current_function_limit_stack, current_function_uses_pic_offset_table,
21003 current_function_uses_const_pool, current_function_has_nonlocal_label,
21004 current_function_saves_all_registers,
21005 current_function_has_nonlocal_goto,
21006 current_function_has_asm_statement): Remove accesor macros.
21007 * ra-conflict.c (global_conflicts): Update.
21008 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21009 (suitable_for_tail_call_opt_p): Update.
21010 * builtins.c (expand_builtin_return_addr): Update.
21011 (expand_builtin_setjmp_setup): Update.
21012 (expand_builtin_nonlocal_goto): Update.
21013 * final.c (final_start_function): Update.
21014 (profile_function): Update.
21015 (leaf_function_p): Update.
21016 (only_leaf_regs_used): Update.
21017 * df-scan.c (df_get_exit_block_use_set): Update.
21018 * dojump.c (clear_pending_stack_adjust): Update.
21019 * tree-stdarg.c (gate_optimize_stdarg): Update.
21020 * gimple-low.c (lower_function_body): Update.
21021 * global.c (compute_regsets): Update.
21022 (global_alloc): Update.
21023 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21024 * expr.c (expand_assignment): Update.
21025 * dse.c (dse_step0): Update.
21026 (dse_step1): Update.
21027 * c-decl.c (store_parm_decls): Update.
21028 * local-alloc.c (combine_regs): Update.
21029 (find_free_reg): Update.
21030 * function.c (assign_parms_augmented_arg_list): Update.
21031 (assign_parm_find_data_types): Update.
21032 (assign_parms): Update.
21033 (allocate_struct_function): Update.
21034 (expand_function_start): Update.
21035 (expand_function_end): Update.
21036 (get_arg_pointer_save_area): Update.
21037 (thread_prologue_and_epilogue_insns): Update.
21038 (rest_of_match_asm_constraints): Update.
21039 * stor-layout.c (variable_size): Update.
21040 * gcse.c (gcse_main): Update.
21041 (bypass_jumps): Update.
21042 * gimplify.c (gimplify_function_tree): Update.
21043 * calls.c (emit_call_1): Update.
21044 (expand_call): Update.
21045 * bt-load.c (compute_defs_uses_and_gen): Update.
21046 * except.c (sjlj_assign_call_site_values): Update.
21047 (sjlj_emit_function_enter): Update.
21048 (can_throw_external): Update.
21049 (set_nothrow_function_flags): Update.
21050 (expand_builtin_unwind_init): Update.
21051 (expand_eh_return): Update.
21052 (convert_to_eh_region_ranges): Update.
21053 (output_function_exception_table): Update.
21054 * emit-rtl.c (gen_tmp_stack_mem): Update.
21055 * cfgexpand.c (expand_used_vars): Update.
21056 (tree_expand_cfg): Update.
21057 * cfgcleanup.c (rest_of_handle_jump): Update.
21058 * explow.c (allocate_dynamic_stack_space): Update.
21059 * varasm.c (assemble_start_function): Update.
21060 (force_const_mem): Update.
21061 (mark_constant_pool): Update.
21062 * tree-optimize.c (tree_rest_of_compilation): Update.
21063 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21064 * tree-cfg.c (notice_special_calls): Update.
21065 (is_ctrl_altering_stmt): Update.
21066 (tree_can_make_abnormal_goto): Update.
21067 (tree_purge_dead_abnormal_call_edges): Update.
21068 * config/alpha/predicates.md: Update.
21069 * config/alpha/alpha.c (alpha_sa_mask): Update.
21070 (alpha_sa_size): Update.
21071 (alpha_does_function_need_gp): Update.
21072 (alpha_expand_prologue): Update.
21073 (alpha_start_function): Update.
21074 (alpha_output_function_end_prologue): Update.
21075 (alpha_expand_epilogue): Update.
21076 * config/frv/frv.c (frv_stack_info): Update.
21077 (frv_expand_epilogue): Update.
21078 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21079 (s390_register_info): Update.
21080 (s390_frame_info): Update.
21081 (s390_init_frame_layout): Update.
21082 (s390_can_eliminate): Update.
21083 (save_gprs): Update.
21084 * config/spu/spu.c (spu_split_immediate): Update.
21085 (need_to_save_reg): Update.
21086 (spu_expand_prologue): Update.
21087 (spu_expand_epilogue): Update.
21088 * config/sparc/sparc.md: Update.
21089 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21090 (sparc_tls_got): Update.
21091 (legitimize_pic_address): Update.
21092 (sparc_emit_call_insn): Update.
21093 (sparc_expand_prologue): Update.
21094 (output_return): Update.
21095 (print_operand): Update.
21096 (sparc_function_ok_for_sibcall): Update.
21097 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21098 * config/m32r/m32r.md: Update.
21099 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21100 (m32r_compute_frame_size): Update.
21101 (m32r_expand_prologue): Update.
21102 (m32r_expand_epilogue): Update.
21103 (m32r_legitimize_pic_address): Update.
21104 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21105 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21106 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21107 (gen_push): Update.
21108 (ix86_save_reg): Update.
21109 (ix86_compute_frame_layout): Update.
21110 (ix86_expand_prologue): Update.
21111 (ix86_expand_epilogue): Update.
21112 * config/sh/sh.c (output_stack_adjust): Update.
21113 (calc_live_regs): Update.
21114 (sh5_schedule_saves): Update.
21115 (sh_expand_prologue): Update.
21116 (sh_expand_epilogue): Update.
21117 (sh_setup_incoming_varargs): Update.
21118 (sh_allocate_initial_value): Update.
21119 (sh_get_pr_initial_val): Update.
21120 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21121 * config/sh/sh.md (label:): Update.
21122 * config/avr/avr.c (out_movhi_mr_r): Update.
21123 * config/crx/crx.h (enum): Update.
21124 * config/xtensa/xtensa.h (along): Update.
21125 * config/stormy16/stormy16.c Update.
21126 (xstormy16_compute_stack_layout): Update.
21127 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21128 (fr30_expand_prologue): Update.
21129 * config/cris/cris.c (cris_conditional_register_usage): Update.
21130 (cris_reg_saved_in_regsave_area): Update.
21131 (cris_initial_frame_pointer_offset): Update.
21132 (cris_simple_epilogue): Update.
21133 (cris_expand_prologue): Update.
21134 (cris_expand_epilogue): Update.
21135 (cris_expand_pic_call_address): Update.
21136 (cris_asm_output_symbol_ref): Update.
21137 (cris_asm_output_label_ref): Update.
21138 * config/cris/cris.md Update.
21139 * config/iq2000/iq2000.c (compute_frame_size): Update.
21140 (iq2000_expand_epilogue): Update.
21141 * config/mt/mt.h (save_direction): Update.
21142 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21143 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21144 (ia64_secondary_reload_class): Update.
21145 * config/m68k/m68k.c (m68k_save_reg): Update.
21146 (m68k_expand_prologue): Update.
21147 (m68k_expand_epilogue): Update.
21148 (legitimize_pic_address): Update.
21149 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21150 (first_reg_to_save): Update.
21151 (first_altivec_reg_to_save): Update.
21152 (compute_vrsave_mask): Update.
21153 (compute_save_world_info): Update.
21154 (rs6000_stack_info): Update.
21155 (spe_func_has_64bit_regs_p): Update.
21156 (rs6000_ra_ever_killed): Update.
21157 (rs6000_emit_eh_reg_restore): Update.
21158 (rs6000_emit_allocate_stack): Update.
21159 (rs6000_emit_prologue): Update.
21160 (rs6000_emit_epilogue): Update.
21161 (rs6000_output_function_epilogue): Update.
21162 (output_profile_hook): Update.
21163 (rs6000_elf_declare_function_name): Update.
21164 * config/rs6000/rs6000.h (rs6000_args): Update.
21165 * config/rs6000/rs6000.md: Update.
21166 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21167 * config/arc/arc.c (arc_output_function_epilogue): Update.
21168 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21169 * config/darwin.c (machopic_function_base_name): Update.
21170 * config/score/score3.c (score3_compute_frame_size): Update.
21173 (score3_epilogue): Update.
21174 * config/score/score7.c (score7_compute_frame_size): Update.
21175 (score7_prologue): Update.
21176 (score7_epilogue): Update.
21177 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21178 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21179 * config/arm/arm.c (use_return_insn): Update.
21180 (require_pic_register): Update.
21181 (arm_load_pic_register): Update.
21182 (arm_compute_save_reg0_reg12_mask): Update.
21183 (arm_compute_save_reg_mask): Update.
21184 (thumb1_compute_save_reg_mask): Update.
21185 (output_return_instruction): Update.
21186 (arm_output_function_prologue): Update.
21187 (arm_output_epilogue): Update.
21188 (arm_get_frame_offsets): Update.
21189 (arm_expand_prologue): Update.
21190 (thumb_pushpop): Update.
21191 (thumb_exit): Update.
21192 (thumb1_expand_prologue): Update.
21193 (thumb1_expand_epilogue): Update.
21194 (arm_unwind_emit): Update.
21195 (arm_output_fn_unwind): Update.
21196 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21197 * config/arm/arm.md: Update.
21198 * config/pa/pa.md: Update.
21199 * config/pa/pa.c (legitimize_pic_address): Update.
21200 (compute_frame_size): Update.
21201 (hppa_expand_prologue): Update.
21202 (hppa_expand_epilogue): Update.
21203 (borx_reg_operand): Update.
21204 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21205 (HARD_REGNO_RENAME_OK): Update.
21206 * config/mips/mips.c (mips_global_pointer): Update.
21207 (mips_save_reg_p): Update.
21208 (mips_compute_frame_info): Update.
21209 (mips_frame_pointer_required): Update.
21210 (mips_expand_prologue): Update.
21211 (mips_expand_epilogue): Update.
21212 (mips_can_use_return_insn): Update.
21213 (mips_reorg_process_insns): Update.
21214 * config/v850/v850.c (compute_register_save_size): Update.
21215 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21216 * config/mmix/mmix.c (along): Update.
21217 (mmix_expand_epilogue): Update.
21218 * config/bfin/bfin.c (legitimize_pic_address): Update.
21219 (must_save_p): Update.
21220 (stack_frame_needed_p): Update.
21221 (add_to_reg): Update.
21222 (bfin_expand_prologue): Update.
21223 * stmt.c (expand_asm_operands): Update.
21224 * reload1.c (reload): Update.
21225 (init_elim_table): Update.
21227 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21229 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21231 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21233 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21234 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21235 (mov<mode>): Removed.
21236 (*movv4sf_internal): Likewise.
21237 (*movv2df_internal): Likewise.
21239 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21241 * config.gcc (crx-*-elf): Remove deprecation.
21243 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21245 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21246 __gcc_deregister_frame with atexit.
21247 (deregister_frame_dtor): Remove.
21249 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21250 Nathan Sidwell <nathan@codesourcery.com>
21252 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21254 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21255 (rs6000_isel): Likewise.
21256 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21257 (rs6000_isel): New variable.
21258 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21260 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21263 * c-common.c (handle_vector_size_attribute): Call
21264 lang_hooks.types.reconstruct_complex_type instead of
21265 reconstruct_complex_type.
21266 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21267 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21268 * langhooks.h (struct lang_hooks_for_types): Add
21269 reconstruct_complex_type hook.
21270 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21271 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21273 2008-04-24 Richard Guenther <rguenther@suse.de>
21275 * c-common.h (check_builtin_function_arguments): Declare.
21276 * c-common.c (validate_nargs): New function.
21277 (check_builtin_function_arguments): Likewise.
21278 * c-typeck.c (build_function_call): Call
21279 check_builtin_function_arguments.
21280 * builtins.c (fold_builtin_classify): Remove error reporting code.
21281 (fold_builtin_unordered_cmp): Likewise.
21282 (fold_builtin_1): Likewise.
21283 (fold_builtin_n): Likewise.
21285 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21287 PR tree-optimization/36008
21288 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21289 the original op1, rather than delta by step.
21291 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21292 Sebastian Pop <sebastian.pop@amd.com>
21294 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21295 eliminate_local_variables_stmt, eliminate_local_variables,
21296 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21297 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21298 of code delimited by two edges in the CFG.
21299 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21300 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21301 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21302 the case of parallelisation of reductions.
21303 (expr_invariant_in_region_p): New.
21305 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21306 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21308 2008-04-24 Ira Rosen <irar@il.ibm.com>
21309 Richard Guenther <rguenther@suse.de>
21311 PR tree-optimization/36034
21312 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21313 incapable of dealing with loads with gaps.
21315 2008-04-24 Rafael Espíndola <espindola@google.com>
21317 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21318 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21319 vrp_evaluate_conditional.
21320 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21321 (vrp_evaluate_conditional): Split the cond argument.
21322 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21323 (simplify_stmt_for_jump_threading): Update call to
21324 vrp_evaluate_conditional.
21326 2008-04-24 Ira Rosen <irar@il.ibm.com>
21328 PR tree-optimization/35982
21329 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21330 interleaved data-refs are of the same type.
21332 2008-04-24 Danny Smith <dannysmith@users.net>
21334 * c-format.c (check_format_info_main): Use strncmp rather than a
21335 magic prefix to handle multichar length specs.
21336 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21337 Don't prefix "I64" and "I32" with '\0'.
21339 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21342 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21343 in registers for -m32 only if stdarg_p (fntype).
21345 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21347 PR rtl-optimization/36006
21348 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21349 temp to op0 in order to avoid invalid rtx sharing.
21351 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21353 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21354 check TREE_INVARIANT.
21355 * tree-gimple.c (is_gimple_address): New.
21356 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21357 * tree-gimple.h (is_gimple_address): New.
21358 * tree.h (decl_address_invariant_p): New.
21359 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21360 (build_string): Likewise.
21361 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21362 (tree_invariant_p_1): Likewise.
21363 (save_expr): Use it.
21364 (tree_invariant_p): New.
21365 (skip_simple_arithmetic): Use it.
21366 (stabilize_reference_1): Use it.
21367 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21369 (build1_stat): Drop code to compute TREE_INVARIANT.
21370 (build2_stat): Drop code to compute TREE_INVARIANT.
21371 (build3_stat): Drop code to compute TREE_INVARIANT.
21372 (build4_stat): Drop code to compute TREE_INVARIANT.
21373 (build5_stat): Drop code to compute TREE_INVARIANT.
21374 (build7_stat): Drop code to compute TREE_INVARIANT.
21375 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21376 * tree.h (struct tree_base): Remove invariant_flag.
21377 (TREE_INVARIANT): Remove.
21378 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21379 (fold_builtin_expect): Check TREE_CONSTANT.
21380 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21381 * c-tree.h (c_expr_to_decl): Drop third parameter.
21382 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21383 (build_c_cast): Don't set TREE_INVARIANT.
21384 (pop_init_level): Don't set TREE_INVARIANT.
21385 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21386 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21388 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21389 (gimplify_addr_expr): Adjust comment.
21390 * tree-mudflap.c (mf_build_string):
21391 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21392 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21393 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21394 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21395 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21396 * langhooks.h (struct lang_hooks): Drop third parameter from
21399 2008-04-23 Richard Guenther <rguenther@suse.de>
21401 PR tree-optimization/27799
21402 PR tree-optimization/32921
21403 PR tree-optimization/32624
21404 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21405 SMTs aliases and the tag itself into the solution.
21406 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21407 merge the points-to solution back into the SMT aliases.
21408 (may_alias_p): Use alias_set_subset_of instead of
21409 aliases_conflict_p. A pointer which points to
21410 memory with alias set zero may access any variable.
21412 2008-04-23 Richard Guenther <rguenther@suse.de>
21414 * alias.c (alias_set_subset_of): Correctly handle asking
21415 if zero is a subset of an alias set with zero child.
21416 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21417 (compute_flow_insensitive_aliasing): Correctly walk all
21418 pointers. Do not unnecessarily union sets.
21420 2008-04-23 Richard Guenther <rguenther@suse.de>
21422 PR middle-end/36021
21423 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21425 2008-04-22 Tomas Bily <tbily@suse.cz>
21427 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21429 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21431 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21432 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21433 * tree-inline.c (estimate_num_insns_1): Likewise.
21434 * varasm.c (const_hash_1, compare_constant, copy_constant)
21435 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21436 * emit-rtl.c (component_ref_for_mem_expr)
21437 (set_mem_attributes_minus_bitpos): Likewise.
21438 * expr.c (highest_pow2_factor, expand_expr_real_1)
21439 (is_aligning_offset): Likewise.
21440 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21441 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21442 * dojump.c (do_jump): Likewise.
21443 * builtins.c (get_pointer_alignment, get_memory_rtx)
21444 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21445 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21447 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21449 PR rtl-optimization/36017
21450 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21451 expanding the library call.
21453 2008-04-22 Ian Lance Taylor <iant@google.com>
21455 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21456 than size_in_bytes.
21458 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21460 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21461 of LR/CTR moves for Power6.
21463 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21465 PR middle-end/36003
21466 * passes.c (init_optimization_passes): Remove
21467 pass_fast_rtl_byte_dce.
21469 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21472 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21473 builtin functions to generate faster code.
21474 (_mm_cvtpu16_ps): Ditto.
21475 (_mm_cvtpi32x2_ps): Ditto.
21477 2008-04-22 Nick Clifton <nickc@redhat.com>
21479 * common.opt (ftree-loop-distribution): Add Optimization
21482 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21483 (frv_expand_builtin_va_start): Likewise.
21485 * config/arm/arm.c (thumb_find_work_register): Fix location of
21486 argument register count.
21488 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21490 Support scheduling for ColdFire V1 and V3 microarchitecture.
21491 Improve scheduling of multiplication instructions.
21493 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21494 (mac): New instruction attribute.
21495 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21496 (m68k_sched_mac): New variable.
21497 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21498 Handle cfv1 and cfv3.
21499 (max_insn_size): New static variable.
21500 (struct _sched_ib): New type.
21501 (sched_ib): New static variable.
21502 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21503 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21504 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21506 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21507 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21508 new variables. Update.
21509 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21510 Add modeling of cfv3 instruction buffer. Update.
21511 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21512 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21513 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21514 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21515 a particular reservation applies to.
21516 (type2): Reorganize attribute values. Rename alu to alu_reg,
21517 alu_l to alu, move_l to omove. Join move to alu. Split mul
21518 to mul_l and mul_w.
21519 (cf_ib_*): Simplify description of instruction buffer.
21520 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21521 (cf_mem): Split into cf_mem1 and cf_mem2.
21522 (cf_v2_move_??): Rename to cfv12_alu_??.
21523 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21524 (cf_v2_mul_??): Remove reservations.
21525 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21526 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21527 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21529 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21530 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21531 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21532 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21533 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21534 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21535 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21536 expansions of the above reservations for instructions of sizes
21539 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21541 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21543 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21545 * coverage.c: Include tree-pass.h.
21546 (coverage_counter_alloc): Print da_file_name to the dump file.
21548 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21550 * sbitmap.c (sbitmap_range_empty_p): New function.
21551 * sbitmap.h (sbitmap_range_empty_p): New function.
21552 * bitmap.h: Now includes obstack.h.
21554 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21555 Kenneth Zadeck <zadeck@naturalbridge.com>
21557 * dbgcnt.def (ra_byte_scan): Added.
21558 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21559 when the last hit happens for a counter.
21560 * timevar.def (TV_DF_BYTE_LR): New variable.
21561 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21562 * passes.c (pass_fast_rtl_byte_dce): New pass.
21563 * fwprop.c (update_df): Added mode to call df_ref_create.
21564 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21565 DF_REF_EXTRACT_OFFSET.
21566 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21567 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21569 (df_ref_extract): Added mode field.
21570 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21571 DF_REF_EXTRACT_OFFSET.
21572 (DF_REF_EXTRACT_MODE): New macro.
21573 (df_byte_lr_bb_info): New structure.
21574 (df_print_byte_regset, df_compute_accessed_bytes,
21575 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21576 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21577 df_byte_lr_simulate_uses,
21578 df_byte_lr_simulate_artificial_refs_at_top,
21579 df_byte_lr_simulate_artificial_refs_at_end,
21580 df_compute_accessed_bytes): New function.
21581 (df_ref_create): Add parameter.
21582 (df_byte_lr_get_bb_info): New inline function.
21583 * df-scan.c (df_ref_record, df_uses_record,
21584 df_ref_create_structure): Added mode parameter.
21585 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21586 df_defs_record, df_uses_record, df_get_conditional_uses,
21587 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21588 df_entry_block_defs_collect, df_exit_block_uses_collect):
21589 Added mode parameter to calls to df_ref_record, df_uses_record,
21590 df_ref_create_structure.
21591 (df_ref_equal_p, df_ref_compare): Added test for modes.
21592 (df_ref_create_structure): Added code to set mode. Renamed
21593 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21594 DF_REF_EXTRACT_OFFSET.
21595 * df-core.c (df_print_byte_regset): New function.
21596 * df-byte-scan.c: New file.
21597 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21598 calls to BITMAP_FREE.
21599 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21600 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21601 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21602 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21603 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21604 df_byte_lr_local_compute, df_byte_lr_init,
21605 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21606 df_byte_lr_transfer_function, df_byte_lr_free,
21607 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21608 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21609 df_byte_lr_simulate_uses,
21610 df_byte_lr_simulate_artificial_refs_at_top,
21611 df_byte_lr_simulate_artificial_refs_at_end): New function.
21612 * dce.c (byte_dce_process_block): New function.
21613 (dce_process_block): au is now passed in rather than computed
21614 locally. Changed loops that look at artificial defs to not look
21615 for conditional or partial ones, because there never are any.
21616 (fast_dce): Now is able to drive byte_dce_process_block or
21617 dce_process_block depending on the kind of dce being done.
21618 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21619 (rest_of_handle_fast_byte_dce): New function.
21620 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21621 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21623 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21626 * gcc.h: Added fortran options that take arguments to
21627 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21630 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21632 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21633 scalarization if on the LHS and not a full access.
21635 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21637 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21639 2008-04-18 Rafael Espíndola <espindola@google.com>
21641 * tree-vrp.c (find_case_label_index): Fix the binary search.
21642 (find_case_label_range): New.
21643 (vrp_visit_switch_stmt): Use find_case_label_range.
21644 (simplify_switch_using_ranges): Use find_case_label_range.
21646 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21648 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21649 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21651 2008-04-18 Tom Tromey <tromey@redhat.com>
21654 * doc/cpp.texi (Implementation-defined behavior): Mention
21657 2008-04-18 Ian Lance Taylor <iant@google.com>
21659 * fold-const.c (pointer_may_wrap_p): New static function.
21660 (fold_comparison): Add another test for pointer overflow. Use
21661 pointer_may_wrap_p to disable some false positives.
21663 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21665 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21666 (fname_as_string): Match updated cpp_interpret_string prototype.
21667 (fix_string_type): Support char16_t* and char32_t*.
21668 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21669 derivative) nodes. Register as builtin if C++0x.
21670 (c_parse_error): Support CPP_CHAR{16,32}.
21671 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21672 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21673 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21674 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21675 CTI_CHAR32_ARRAY_TYPE>: New elements.
21676 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21677 char32_type_node, signed_char32_type_node, char16_array_type_node,
21678 char32_array_type_node): New defines.
21679 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21680 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21681 (lex_string): Support CPP_STRING{16,32}, match updated
21682 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21683 (lex_charconst): Support CPP_CHAR{16,32}.
21684 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21685 and CPP_STRING{16,32}.
21687 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21690 * aclocal.m4: Regenerate.
21691 * configure: Regenerate.
21693 2008-04-18 Jan Hubicka <jh@suse.cz>
21695 * except.c (dw2_size_of_call_site_table,
21696 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21698 * cgraphbuild.c (build_cgraph_edges): Update.
21699 * tree-pass.h: Update comment.
21700 * final.c (leaf_function_p): Update.
21701 (leaf_renumber_regs): Update.
21702 (rest_of_clean_state): Update.
21703 * omp-low.c (expand_omp_parallel): Update.
21704 * ipa-reference.c (analyze_function): Update.
21705 * reorg.c (find_end_label): Update.
21706 (optimize_skip): Update.
21707 (fill_simple_delay_slots): Update.
21708 (fill_simple_delay_slots): Update.
21709 (make_return_insns): Update.
21710 (dbr_schedule): Update.
21711 * gimple-low.c (record_vars_into): Update.
21712 * cfgbuild.c (make_edges): Update.
21713 * function.c (assign_stack_local): Update.
21714 (assign_parm_adjust_stack_rtl): Update.
21715 (locate_and_pad_parm): Update.
21716 (allocate_struct_function): Do not initialize stack_alignment_needed
21717 and preferred_stack_boundary here.
21718 (stack_protect_prologue): Update.
21719 (stack_protect_epilogue): Update.
21720 (expand_function_start): Initialize stack_alignment_needed,
21721 preferred_stack_boundary and max_jumptable_ents.
21722 (expand_function_end): Update.
21723 (free_after_compilation): Do not NULLify epilogue_delay_list.
21724 * function.h (struct rtl_data): Add stack_protect_guard,
21725 stack_alignment_needed,
21726 preferred_stack_boundary, epilogue_delay_list.
21727 (struct function): Remove value_histograms, stack_alignment_needed,
21728 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21730 unexpanded_var_list, stack_protect_guard.
21731 (current_function_epilogue_delay_list): Remove.
21732 * ipa-type-escape.c (analyze_function): Update.
21733 * gimplify.c (pop_gimplify_context): Update comment.
21734 * calls.c (expand_call): Update.
21735 (emit_library_call_value_1): Update.
21736 * except.c (set_nothrow_function_flags): Update.
21737 * cfgexpand.c (get_decl_align_unit): Update.
21738 (create_stack_guard): Update.
21739 (estimated_stack_frame_size): Update.
21740 (expand_used_vars): Update.
21741 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21742 * explow.c (allocate_dynamic_stack_space): Update.
21743 * tree-ssa-live.c (remove_unused_locals): Update.
21744 * varasm.c (mark_constant_pool): Update.
21745 * tree-inline.c (remap_decls): Update.
21746 (initialize_cfun): Update.
21747 (declare_return_variable): Update.
21748 (inline_forbidden_p): Update.
21749 (expand_call_inline): Update.
21750 (declare_inline_vars): Update.
21751 (tree_function_versioning): Update.
21752 * tree-flow.h (value_histograms): New.
21753 (VALUE_HISTOGRAMS): New macro.
21754 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21756 * tree-cfg.c (set_bb_for_stmt): Update.
21757 (replace_by_duplicate_decl): Update.
21758 (move_block_to_fn): Update.
21759 (new_label_mapper): Update.
21760 (dump_function_to_file): Update.
21761 * ipa-struct-reorg.c (build_data_structure): Update.
21762 * cfgrtl.c (print_rtl_with_bb): Update.
21763 * reload1.c (reload): Update.
21765 * config/i386/i386.c (setup_incoming_varargs_64,
21766 ix86_compute_frame_layout): Update.
21767 * config/arc/arc.c (arc_output_function_epilogue): Update.
21769 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21771 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21772 for FreeBSD as well.
21773 * gthr-posix95.h: Likewise.
21775 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21777 PR rtl-optimization/35838
21778 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21779 out the byte offset of the first subreg.
21781 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21783 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21784 to split_ti instead of three separate calls with single member arrays.
21785 (subti3 splitter): Ditto.
21786 (adddi3 splitter): Ditto with split_di.
21787 (subdi3 splitter): Ditto.
21788 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21789 two separate calls with single member arrays. Swap match_dup
21790 operands 1 and 2 to better fit into the array.
21791 (negdi2 splitter): Ditto with split_di.
21792 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21793 two separate calls with single member arrays. Swap match_dup operands
21794 6 and 7 to better fit into the array.
21796 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21798 * config/i386/i386.c (sse_builtin_type): New.
21799 (bdesc_sse_args): Likewise.
21800 (bdesc_sse_3arg): Removed.
21801 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21802 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21803 IX86_BUILTIN_ROUNDPS.
21804 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21805 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21806 IX86_BUILTIN_ROUNDPS.
21807 (ix86_expand_sse_4_operands_builtin): Removed.
21808 (ix86_expand_sse_operands_builtin): New.
21809 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21810 and CODE_FOR_sse4_1_roundps.
21811 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21812 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21814 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21817 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21818 regs before frame pop when needed. If use_backchain_to_restore_sp
21819 then load backchain into a temp reg to restore vr and vrsave. Add
21820 code to restore vr after frame pop if possible.
21822 2008-04-17 Richard Guenther <rguenther@suse.de>
21824 * tree-vn.c (expressions_equal_p): Do not check type
21825 equality or compatibility before calling operand_equal_p.
21826 * fold-const.c (operand_equal_p): Check equivalence of
21827 integer constants before bailing out due to signedness or
21828 precision differences.
21829 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21830 spurious differences in type qualification. Ignore types
21831 for COMPONENT_REFs at all.
21833 2008-04-17 Christian Bruel <christian.bruel@st.com>
21835 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21836 msw_skip comparison.
21838 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21841 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21844 PR tree-optimization/35899
21845 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21846 rather than TREE_OPERAND.
21848 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21851 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21852 temporary registers. Change operand predicate to general_operand.
21853 (remainderxf3): Ditto.
21855 2008-04-16 Richard Guenther <rguenther@suse.de>
21857 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21858 * tree-affine.c (aff_combination_expand): Look through some
21861 2008-04-15 Doug Kwan <dougkwan@google.com>
21863 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21865 * tree-pretty-print.c (dump_generic_node): Ditto.
21866 * final.c (output_addr_const): Ditto.
21867 * dwarf2out.c (output_cfi): Ditto.
21868 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21869 * print-rtl.c (print_rtx): Ditto.
21870 * print-tree.c (print_node_brief, print_node): Ditto.
21871 * c-common.c (match_case_to_enum_1): Ditto.
21872 * sched-vis.c (print_value): Ditto.
21873 * config/i386/i386.c (print_operand): Cast to long unsigned int
21876 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21877 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21878 MS Windows VirtualProtect function.
21880 2008-04-15 Jan Hubicka <jh@suse.cz>
21882 * gengtype.c (write_root): Param_is argument is OK.
21883 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21884 * function.h: Include varray.h
21885 (rtl_eh): New stucture based on except.c one.
21886 (call_site_record): New forward declaration and vector type.
21887 * calls.c (emit_call_1): Do not call
21888 note_current_region_may_contain_throw.
21889 * except.c (eh_status): Remove cur_region, try_region since they are
21891 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21892 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21893 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21894 Remove call_site_data_used, call_site_data_size.
21895 Turn call_site_record into vector in function.h.
21896 (note_current_region_may_contain_throw): Remove.
21897 (get_exception_pointer, get_exception_filter): Do not take struct
21898 function argument; update.
21899 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21900 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21901 build_post_landing_pads, dw2_build_landing_pads,
21902 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21903 sjlj_emit_function_enter, sjlj_emit_function_enter,
21904 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21905 sjlj_build_landing_pads, finish_eh_generation,
21906 remove_exception_handler_label, remove_eh_handler,
21907 maybe_remove_eh_handler, add_reachable_handler,
21908 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21909 add_action_record, collect_one_action_chain, add_call_site,
21910 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21911 sjlj_output_call_site_table, output_function_exception_table,
21912 * except.h (note_current_region_may_contain_throw): Remove
21913 (get_exception_pointer, get_exception_filter): Do not take struct
21915 * Makefile.in (GTFILES): Put varargs before struct function.
21917 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21919 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21920 punt for STRING_CST.
21921 (get_constraint_for): Deal with STRING_CST here instead.
21923 2008-04-15 Richard Guenther <rguenther@suse.de>
21925 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21926 statements in a basic-block with a backward walk. Do not
21927 substitute into dead statements but instead remove those.
21929 2008-04-15 Richard Guenther <rguenther@suse.de>
21931 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21932 to zero, thus disable creation of SFTs.
21934 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21936 * tree-predcom.c (suitable_reference_p): Return false if the
21937 reference can throw.
21939 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21942 * c-decl.c (finish_decl): If extern or static var has variable
21943 size, set TREE_TYPE (decl) to error_mark_node.
21945 2008-04-15 Rafael Espíndola <espindola@google.com>
21947 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21950 2008-04-15 Richard Guenther <rguenther@suse.de>
21952 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21953 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21954 (visit_reference_op_load): Do walk vuse-vdef chains on
21955 vn_reference_lookup.
21956 (visit_reference_op_store): But do not here.
21957 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21958 vn_reference_lookup.
21959 (vn_lookup_with_vuses): But do so here.
21961 2008-04-14 Ian Lance Taylor <iant@google.com>
21963 * fold-const.c (fold_overflow_warning): Remove assertion.
21965 2008-04-15 Ben Elliston <bje@au.ibm.com>
21967 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21968 temp1 local variables.
21970 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21973 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21974 ".text.unlikely" section as executable.
21976 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21978 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21979 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21980 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21981 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21982 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21983 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21984 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21986 2008-04-14 Ian Lance Taylor <iant@google.com>
21988 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21989 * fold-const.c (fold_comparison): If appropriate, test
21990 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21991 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21992 reassociating a pointer type.
21993 * doc/invoke.texi (Optimize Options): Document that
21994 -fstrict-overflow applies to pointer wraparound.
21996 2008-04-13 Jan Hubicka <jh@suse.cz>
21998 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22000 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22002 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22003 we are going to "save the world".
22005 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22007 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22008 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22009 operand 0 constraint, not "=".
22011 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22013 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22015 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22017 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22018 of size of positions_needed * CHAR_BIT.
22020 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22022 PR middle-end/35897
22023 * dse.c (store_info): Change positions_needed to unsigned
22025 (lowpart_bitmask): New.
22026 (record_store): Cast to unsigned HOST_WIDE_INT for
22027 positions_needed. Assert width <= size of positions_needed *
22028 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22029 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22030 lowpart_bitmask to set mask.
22032 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22034 * config/bfin/constraints.md: New file.
22035 * config/bfin/bfin.md: Include it.
22036 (adddi3): Use satisfies_constraint functions instead of the old macros.
22037 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22038 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22039 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22040 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22041 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22042 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22043 EXTRA_CONSTRAINT): Delete.
22044 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22045 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22047 * config/bfin/bfin.c: Include "tm-constrs.h".
22048 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22049 Use satisfies_constraint functions instead of the old macros.
22050 * doc/md.texi (Blackfin Constraints): Update file name reference.
22052 2008-04-11 Richard Guenther <rguenther@suse.de>
22054 PR tree-optimization/35869
22055 * tree-vrp.c (execute_vrp): Move switch statement update after
22056 jump threading. Schedule another cfg cleanup run.
22058 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22061 * attribs.c (decl_attributes): Return early on errorneous node.
22063 2008-04-10 Oleg Ryjkov <olegr@google.com>
22065 * tree.h (struct tree_base): Added a new flag default_def_flag.
22066 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22068 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22070 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22072 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22075 * pa.md: Define mode iterator P. Define mode attribute dwc.
22076 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22077 (icacheflush): Likewise.
22078 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22079 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22081 2008-04-11 Ben Elliston <bje@au.ibm.com>
22083 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22085 2008-04-10 Rafael Espíndola <espindola@google.com>
22087 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22088 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22089 (extract_range_from_expr): The same.
22091 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22093 * config/mips/mips.md (GPR2): New mode iterator.
22094 (seq): Add comment.
22095 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22096 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22097 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22098 Rewrite these to take two modes, the mode of comparison and the
22099 mode of the destination.
22100 * config/mips/mips.c (mips_expand_scc): Instead of having
22101 paradoxical subreg as destination, expand "narrowing" scc if mode
22102 of comparison is SI and target is requested in DI mode.
22103 (mips_emit_int_order_test): Update comment. Make mode of
22104 comparison match CMP0 rather than TARGET. When creating inverse
22105 target use mode of TARGET.
22107 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22109 * gcov-dump.c (tag_summary): Only print summaries for the first
22110 GCOV_COUNTERS_SUMMABLE counters.
22112 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22114 * config/i386/i386.md (absneg): New code iterator.
22115 (absnegprefix): New code attribute.
22116 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22117 patterns using absneg code iterator.
22118 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22119 using absneg code iterator.
22120 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22121 *neg<mode>2 patterns using absneg code iterator.
22122 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22123 *negextendsfdf2 patterns using absneg code iterator.
22124 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22125 *negextendsfxf2 patterns using absneg code iterator.
22126 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22127 *negextendsfdf2 patterns using absneg code iterator.
22128 * config/i386/sse.md (<code><mode>2): Macroize expander from
22129 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22131 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22133 * config/s390/s390.h: Remove the remains of the recent search
22134 & replace action of current_function_outgoing_args_size.
22136 2008-04-10 Ira Rosen <irar@il.ibm.com>
22138 PR tree-optimization/35821
22139 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22140 NEW_STMT_LIST is not NULL.
22142 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22145 * toplev.c (process_options): Remove -ffunction-sections debugging
22148 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22150 PR middle-end/PR28690
22151 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22152 than gen_rtx_fmt_ee to perform more canonicalizations.
22154 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22157 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22159 2008-04-09 Richard Guenther <rguenther@suse.de>
22161 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22162 (dump_function_to_file): Dump function arguments with types.
22164 2008-04-08 Richard Guenther <rguenther@suse.de>
22166 * fold-const.c (fold_widened_comparison): Do not allow
22167 sign-changes that change the result.
22169 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22172 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22173 kinds of indirect references.
22175 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22177 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22178 GNU Fortran language string.
22180 2008-04-08 Rafael Espíndola <espindola@google.com>
22182 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22183 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22184 * tree.h (tree_call_nonnegative_warnv_p): New.
22186 2008-04-08 Jan Hubicka <jh@suse.cz>
22188 * function.c (free_after_compilation): Clear out regno_reg_rtx
22191 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22194 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22196 PR middle-end/PR28690
22197 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22198 same precedence as REG_POINTER and MEM_POINTER operands.
22200 2008-04-08 Richard Guenther <rguenther@suse.de>
22202 PR middle-end/35834
22203 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22204 for adding index to base.
22206 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22208 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22209 (MINGW_ENABLE_EXECUTE_STACK): New.
22210 (IN_LIBGCC2): For libgcc include windows.h file for
22211 function declarations.
22213 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22215 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22216 and tem2 if tem1 is not a REG or MULT.
22218 2008-04-08 Jan Hubicka <jh@suse.cz>
22220 * function.h (incomming_args): Break out of struct function.
22221 (function_subsections): Break out of struct function.
22222 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22223 return_rtx and hard_reg_initial_vals from struct function.
22224 Kill inl_max_label_num.
22225 (current_function_pops_args, current_function_args_info,
22226 current_function_args_size, current_function_args_size,
22227 current_function_pretend_args_size,
22228 current_function_outgoing_args_size,
22229 current_function_internal_arg_pointer, current_function_return_rtx):
22230 Kill compatibility accestor macros.
22231 * builtins.c (expand_builtin_apply_args_1): Update.
22232 (expand_builtin_next_arg): Update.
22233 * df-scan.c (df_get_call_refs): Update.
22234 * dbxout.c (dbxout_function_end): Update.
22235 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22236 (output_line_info): Update.
22237 (secname_for_decl): Update.
22238 (dwarf2out_var_location): Update.
22239 * function.c (free_after_compilation): Update.
22240 (assign_parm_find_stack_rtl): Update.
22241 (assign_parms): Update.
22242 (expand_dummy_function_end): Update.
22243 (expand_function_end): Update.
22244 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22245 (expand_call): Update.
22246 (emit_library_call_value_1): Update.
22247 (store_one_arg): Update.
22248 * varasm.c (initialize_cold_section_name): Update.
22249 (unlikely_text_section): Update.
22250 (unlikely_text_section_p): Update.
22251 (assemble_start_function): Update.
22252 (assemble_end_function): Update.
22253 (default_section_type_flags): Update.
22254 (switch_to_section): Update.
22255 * integrate.c (set_decl_abstract_flags): Update.
22256 (get_hard_reg_initial_val): Update.
22257 (has_hard_reg_initial_val): Update.
22258 (allocate_initial_values): Update.
22259 * resource.c (init_resource_info): Update.
22260 * config/alpha/alpha.c (NUM_ARGS): Update.
22261 (direct_return): Update.
22262 (alpha_va_start): Update.
22263 (alpha_sa_size): Update.
22264 (alpha_initial_elimination_offset): Update.
22265 (alpha_expand_prologue): Update.
22266 (alpha_start_function): Update.
22267 (alpha_expand_epilogue): Update.
22268 (unicosmk_initial_elimination_offset):
22269 * config/alpha/alpha.md (call expander): Update.
22270 * config/s390/s390.c (s390_register_info): Update.
22271 (s390_register_info): Update.
22272 (s390_frame_info): Update.
22273 (s390_initial_elimination_offset): Update.
22274 (s390_build_builtin_va_list): Update.
22275 (s390_va_start): Update.
22276 * config/spu/spu.c (direct_return): Update.
22277 (spu_expand_prologue): Update.
22278 (spu_initial_elimination_offset): Update.
22279 (spu_build_builtin_va_list): Update.
22280 (spu_va_start): Update.
22281 * config/sparc/sparc.c (sparc_init_modes): Update.
22282 (sparc_compute_frame_size): Update.
22283 (function_value): Update.
22284 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22285 * config/i386/i386.md (return expander): Update.
22286 * config/i386/i386.c (ix86_va_start): Update.
22287 (ix86_can_use_return_insn_p): Update.
22288 (ix86_compute_frame_layout): Update.
22289 (ix86_expand_epilogue): Update.
22290 * config/sh/sh.c (output_stack_adjust): Update.
22291 (calc_live_regs): Update.
22292 (sh_expand_prologue): Update.
22293 (sh_builtin_saveregs): Update.
22294 (sh_va_start): Update.
22295 (initial_elimination_offset): Update.
22296 (sh_allocate_initial_value): Update.
22297 (sh_function_ok_for_sibcall): Update.
22298 (sh_get_pr_initial_val): Update.
22299 * config/sh/sh.md (return expander): Update.
22300 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22301 * config/crx/crx.c (crx_compute_frame): UPdate.
22302 (crx_initial_elimination_offset): UPdate.
22303 * config/xtensa/xtensa.c (compute_frame_size): Update
22304 (xtensa_builtin_saveregs): Update.
22305 (xtensa_va_start): Update.
22306 (order_regs_for_local_alloc): Update.
22307 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22308 (xstormy16_expand_builtin_va_start): Update.
22309 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22310 * config/m68hc11/m68hc11.md (return expanders): Update.
22311 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22312 (expand_epilogue): Update.
22313 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22314 (cris_simple_epilogue): Update.
22315 (cris_expand_prologue): Update.
22316 (cris_expand_epilogue): Update.
22317 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22318 (compute_frame_size): Update.
22319 * config/mt/mt.c (mt_compute_frame_size): Update.
22320 * config/mn10300/mn10300.c (expand_prologue): Update.
22321 (expand_epilogue): Update.
22322 (initial_offset): Update.
22323 (mn10300_builtin_saveregs):
22324 * config/mn10300/mn10300.md (return expander): Update.
22325 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22326 (ia64_initial_elimination_offset): Update.
22327 (ia64_initial_elimination_offset): Update.
22328 (ia64_expand_prologue): Update.
22329 * config/m68k/m68k.md (return expander): Update.
22330 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22331 (rs6000_stack_info): Update.
22332 * config/mcore/mcore.c (layout_mcore_frame): Update.
22333 (mcore_expand_prolog): Update.
22334 * config/arc/arc.c (arc_compute_frame_size): Update.
22335 * config/score/score3.c (score3_compute_frame_size): Update.
22336 * config/score/score7.c (score7_compute_frame_size): Update.
22337 * config/arm/arm.c (use_return_insn): Update.
22338 (thumb_find_work_register): Update.
22339 (arm_compute_save_reg_mask): Update.
22340 (arm_output_function_prologue): Update.
22341 (arm_output_epilogue): Update.
22342 (arm_size_return_regs): Update.
22343 (arm_get_frame_offsets): Update.
22344 (arm_expand_prologue): Update.
22345 (thumb_exit): Update.
22346 (thumb_unexpanded_epilogue): Update.
22347 (thumb1_output_function_prologue): Update.
22348 * config/pa/pa.md (return expander): Update.
22349 * config/pa/pa.c (compute_frame_size): Update.
22350 (hppa_builtin_saveregs): Update.
22351 * config/mips/mips.c (mips_va_start): Update.
22352 (mips16_build_function_stub): Update.
22353 (mips_compute_frame_info): Update.
22354 (mips_restore_gp): Update.
22355 (mips_output_function_prologue): Update.
22356 (mips_expand_prologue): Update.
22357 * config/v850/v850.c (compute_frame_size): Update.
22358 (expand_prologue): * config/mmix/mmix.c (along): update.
22359 (mmix_initial_elimination_offset): update.
22360 (mmix_reorg): update.
22361 (mmix_use_simple_return): update.
22362 (mmix_expand_prologue): update.
22363 (mmix_expand_epilogue): Update.
22364 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22365 (emit_link_insn): Update.
22367 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22369 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22370 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22372 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22375 2008-04-07 Jan Hubicka <jh@suse.cz>
22377 * function.h (rtl): Rename to x_rtl.
22378 (crtl): New define.
22379 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22380 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22381 used_temp_slots avail_temp_slots, temp_slot_level,
22382 nonlocal_goto_handler_labels): Update accesstors.
22383 (rtl): New global variable.
22384 (struct function): Move some fileds to rtl_data.
22385 (get_arg_pointer_save_area): Update prototype.
22386 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22387 get_arg_pointer_save_area.
22388 * expr.c (init_expr): Update
22389 * function.c (get_frame_size): Update
22390 (assign_stack_local): Update
22391 (expand_function_end): Update.
22392 (get_art_pointer_save_area): Update
22394 * emit-rtl.c (rtl): Declare.
22395 (regno_reg_rtx): Declare.
22396 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22398 (gen_reg_rtx): Update.
22399 * varasm.c (n_deferred_constatns): Update accestor.
22400 (init_varasm_status): Do not allocate varasm_status.
22401 (force_const_mem, get_pool_size, output_constant_pool): Update.
22402 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22403 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22404 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22405 * sparc/sparc.h (INIT_EXPANDERS): Update.
22406 * ia64/ia64.h (INIT_EXPANDERS): Update.
22408 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22410 * reload.c (push_secondary_reload): Add missing break to for loop.
22412 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22414 PR middle-end/PR28690
22415 * rtlanal.c: Update copyright years.
22416 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22417 as REG_POINTER and MEM_POINTER operands.
22418 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22419 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22420 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22421 * gcse.c: Update copyright years.
22422 (pre_delete): Call gen_reg_rtx_and_attrs.
22423 (hoist_code): Likewise.
22424 (build_store_vectors): Likewise.
22425 (delete_store): Likewise.
22426 * loop-invariant.c (move_invariant_reg): Likewise.
22427 Update copyright years.
22429 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22431 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22432 control string instead of quoted.
22434 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22436 * doc/rtl.texi: Rewrite of subreg section.
22438 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22441 * config/i386/i386.c (legitimize_pic_address): Add treating
22442 of dllimport SYM_REF's.
22443 (legitimize_dllimport_symbol): Add prototype.
22445 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22447 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22448 reference in constructor with non self-referential type.
22450 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22452 Removal of Return with Depressed Stack Pointer support
22453 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22454 (ECF_SP_DEPRESSED): Likewise.
22455 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22456 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22457 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22458 (expand_call): Do not test ECF_SP_DEPRESSED.
22459 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22460 * function.c (keep_stack_depressed): Delete.
22461 (handle_epilogue_set): Likewise.
22462 (update_epilogue_consts): Likewise.
22463 (emit_equiv_load): Likewise.
22464 (thread_prologue_and_epilogue_insns): Remove support for Return with
22465 Depressed Stack Pointer.
22466 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22468 2008-04-06 Richard Guenther <rguenther@suse.de>
22470 PR tree-optimization/35400
22471 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22472 information from SSA_NAMEs.
22474 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22476 * config/avr/avr.h (avr_mega_p): Remove declaration.
22477 (AVR_MEGA): Remove macro.
22478 * config/avr/avr.c (avr_mega_p): Remove variable.
22479 (avr_override_options): Remove inicializion of avr_mega_p.
22480 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22481 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22482 (avr_jump_mode): (Ditto.).
22483 (avr_output_progmem_section_asm_op): (Ditto.).
22484 (avr_asm_init_sections): (Ditto.).
22485 (avr_asm_init_sections): (Ditto.).
22486 (avr_rtx_costs): (Ditto.).
22487 * config/avr/avr.md: (Ditto.).
22488 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22491 2008-04-06 Richard Guenther <rguenther@suse.de>
22493 PR tree-optimization/35842
22494 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22495 is_gimple_invariant_address.
22497 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22499 * gcc.c (default_compilers): Sync Fortran extensions list with
22500 that in fortran/lang-specs.h.
22501 * doc/invoke.texi: Likewise.
22502 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22503 * dwarf2out.c (gen_compile_unit_die): Likewise.
22505 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22507 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22509 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22512 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22513 attribute is used for nested functions.
22515 2008-04-05 Jan Hubicka <jh@suse.cz>
22517 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22519 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22521 (dump_files): Update.
22522 (enable_rtl_dump_file): Do not accept letter argument.
22523 * tree-pass.h (dump_file_info): Remove letter argument.
22524 * toplev.c (decode_d_option): Update -da handling.
22525 * toplev.h (enable_rtl_dump_file): Update prototype.
22526 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22527 it out based on pass type.
22528 (register_dump_files_1): Likewise.
22529 (init_optimization_passes): Update register_one_dump_file calls.
22530 (execute_one_pass): Sanity check that IPA passes are called at IPA
22531 level and RTL passes at RTL level.
22532 (execute_pass_list): IPA pass can not be after or subpass of
22534 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22535 disallov RTL subpasses of IPA subpasses.
22537 2008-04-05 Ben Elliston <bje@au.ibm.com>
22539 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22540 builtins that return exactly once and do not throw. Cache call to
22543 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22545 PR rtl-optimization/34916
22546 PR middle-end/35519
22547 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22548 between instruction pairs.
22550 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22552 * doc/invoke.texi: Document -mbitops for SH.
22553 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22554 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22555 * config/sh/sh.c (print_operand): Add %t operand code.
22556 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22557 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22558 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22559 (extendqihi2): Likewise.
22560 (movqi_i): Likewise.
22561 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22562 (extv): Use bld instruction for SH2A if possible.
22564 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22565 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22566 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22567 (bset.b, bclr.b): Define peepholes.
22568 * config/sh/sh.opt (mbitops): New option.
22570 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22573 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22574 and view convert expression.
22576 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22579 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22581 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22583 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22585 * config/i386/cpuid.h (bit_AES): New.
22586 (bit_PCLMUL): Likewise.
22588 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22589 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22590 SSE2 if AES or PCLMUL is enabled.
22591 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22592 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22593 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22594 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22595 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22596 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22597 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22598 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22599 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22600 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22601 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22602 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22603 __builtin_ia32_aeskeygenassist128 and
22604 __builtin_ia32_pclmulqdq128.
22605 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22606 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22607 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22609 * config/i386/i386.h (TARGET_AES): New.
22610 (TARGET_PCLMUL): Likewise.
22611 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22613 * config/i386/i386.md (UNSPEC_AESENC): New.
22614 (UNSPEC_AESENCLAST): Likewise.
22615 (UNSPEC_AESDEC): Likewise.
22616 (UNSPEC_AESDECLAST): Likewise.
22617 (UNSPEC_AESIMC): Likewise.
22618 (UNSPEC_AESKEYGENASSIST): Likewise.
22619 (UNSPEC_PCLMUL): Likewise.
22621 * config/i386/i386.opt (maes): New.
22622 (mpclmul): Likewise.
22624 * config/i386/sse.md (aesenc): New pattern.
22625 (aesenclast): Likewise.
22626 (aesdec): Likewise.
22627 (aesdeclast): Likewise.
22628 (aesimc): Likewise.
22629 (aeskeygenassist): Likewise.
22630 (pclmulqdq): Likewise.
22632 * config/i386/wmmintrin.h: New.
22634 * doc/extend.texi: Document AES and PCLMUL built-in function.
22636 * doc/invoke.texi: Document -maes and -mpclmul.
22638 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22640 * function.c (free_after_parsing): Replace with
22641 cxx_push_function_context from C++ front-end.
22642 (allocate_struct_function): Don't call langhook.
22643 * langhooks.h (struct lang_hooks_for_functions): Delete.
22644 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22646 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22647 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22648 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22649 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22650 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22651 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22652 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22654 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22655 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22657 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22660 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22663 2008-04-04 Richard Guenther <rguenther@suse.de>
22665 PR middle-end/35823
22666 * fold-const.c (optimize_minmax_comparison): Use the correct
22667 type for the constant in the simplified comparison.
22669 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22671 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22672 Pass L2 size as "--param l2-cache-size" to the compiler.
22673 (decode_l2_cache): New function to decode L2 cache parameters using
22674 0x8000006 extended cpuid function.
22675 (detect_caches_amd): Determine parameters of L2 cache using
22676 decode_l2_caches function.
22677 (decode_caches_intel): Decode L2 cache parameters.
22678 (detect_caches_intel): Determine L2 cache parameters using
22679 decode_caches_intel and decode_l2_caches functions.
22681 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22683 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22684 secondary input reload for subword loads from the constant pool.
22686 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22689 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22690 constants of the appropriate size for runtime calculations.
22693 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22694 decimal-float literal constant zero.
22696 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22699 * c-parser.c (c_parser_omp_atomic): Call
22700 default_function_array_conversion on the RHS.
22702 PR middle-end/35818
22703 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22704 call is_variable_sized if decl has incomplete type.
22706 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22708 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22710 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22712 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22714 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22715 (sgt<u>): Merge sgt and sgtu into new expander.
22716 (sgt, sgtu): Remove expanders.
22717 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22718 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22719 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22720 *sgtu_<mode>_mips16 into new pattern.
22721 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22722 (sge<u>): Merge sge and sgeu into new expander.
22723 (sge, sgeu): Remove expanders.
22724 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22726 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22727 (slt<u>): Merge slt and sltu into new expander.
22728 (slt, sltu): Remove expanders.
22729 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22730 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22731 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22732 *sltu_<mode>_mips16 into new pattern.
22733 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22734 (sle<u>): Merge sle and sleu into new expander.
22735 (sle, sleu): Remove expanders.
22736 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22737 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22738 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22739 *sleu_<mode>_mips16 into new pattern.
22740 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22742 2008-04-03 Jan Hubicka <jh@suse.cz>
22744 PR tree-optimization/35795
22745 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22746 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22747 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22748 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22749 * score/score3.c (score3_output_mi_thunk): Likewise.
22750 * score/score7.c (score7_output_mi_thunk): Likewise.
22751 * mips/mips.c (mips_output_mi_thunk): Likewise.
22753 2008-04-03 Richard Guenther <rguenther@suse.de>
22755 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22756 conversions. Simplify code.
22758 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22760 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22762 2008-04-03 Tom Tromey <tromey@redhat.com>
22763 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22765 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22766 * config/bfin/t-bfin-linux (generated_files): Add
22767 linux-sysroot-suffix.h.
22768 * doc/install.texi (Prerequisites): Require make 3.80.
22769 * doc/sourcebuild.texi (Front End Directory): Document new
22771 * Makefile.in (generated_files): New variable.
22772 (ALL_HOST_OBJS): New variable.
22773 ($(ALL_HOST_OBJS)): New target.
22775 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22777 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22778 (remap_block): Call id->transform_lang_insert_block instead
22780 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22781 Set id.transform_lang_insert_block to NULL.
22782 (clone_body): Move to cp/optimize.c
22783 * tree-inline.h (struct copy_body_data): Change
22784 transform_lang_insert_block to function pointer.
22785 (copy_generic_body, copy_decl_no_change): Export.
22786 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22787 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22788 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22790 * c-tree.h (insert_block): Kill.
22791 * c-decl.c (insert_block): Kill.
22793 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22795 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22796 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22797 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22799 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22800 argument, call {push,pop}_function_context from here.
22801 * c-parser.c: Use c_{push,pop}_function_context.
22803 * function.c (push_function_context_to): Move meat ...
22804 (push_function_context): ... here. Simplify.
22805 * function.c (pop_function_context_from): Move meat ...
22806 (pop_function_context): ... here. Simplify.
22807 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22809 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22810 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22811 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22812 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22814 2008-04-03 Ben Elliston <bje@au.ibm.com>
22816 * expmed.c (extract_force_align_mem_bit_field): Remove.
22818 2008-04-03 Richard Guenther <rguenther@suse.de>
22820 PR middle-end/35800
22821 * expr.h (try_casesi): Adjust prototype.
22822 * expr.c (try_casesi): Take fallback label as extra parameter.
22823 Use that for gen_casesi if default_label is NULL.
22824 * stmt.c (expand_case): Pass fallback label to try_casesi,
22825 make sure to fill gaps with a fallback label if default_label
22828 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22831 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22833 2008-04-03 Ben Elliston <bje@au.ibm.com>
22835 * expmed.c (extract_split_bit_field): Remove if (0) code.
22836 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22837 (do_ds_constraint): Likewise.
22839 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22841 * doc/cppopts.texi (-dU): Document.
22842 * c-common.h (flag_dump_macros): Update comment.
22843 * c-opts.c (handle_OPT_d): Handle -dU.
22844 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22845 dump_queued_macros, cb_used_define, cb_used_undef): New.
22846 (init_pp_output): Handle -dU.
22847 (cb_line_change): Call dump_queued_macros.
22848 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22850 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22852 * config/avr/predicates.md (io_address_operand): New predicate.
22853 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22854 * config/avr/avr.c (avr_io_address_p): Remove function.
22855 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22856 'avr_io_address_p' function.
22857 (out_movhi_r_mr): (Ditto.).
22858 (out_movqi_mr_r): (Ditto.).
22859 (out_movhi_mr_r): (Ditto.).
22860 (avr_address_cost): (Ditto.).
22862 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22864 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22865 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22866 in 32bit mode when XMM registers are available to avoid store
22868 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22869 corresponding post-reload splitters.
22871 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22873 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22874 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22875 __builtin_ia32_roundss.
22876 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22877 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22878 __builtin_ia32_roundss.
22879 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22880 IX86_BUILTIN_SHUFPD here.
22882 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22884 * config/i386/i386.md (plogic): New.
22885 (plogicprefix): Likewise.
22887 * config/i386/mmx.md (mmx_<code><mode>3): New.
22888 (mmx_and<mode>3): Removed.
22889 (mmx_ior<mode>3): Likewise.
22890 (mmx_xor<mode>3): Likewise.
22892 * config/i386/sse.md (<code><mode>3): New.
22893 (*<code><mode>3): Likewise.
22894 (*<code><mode>3): Likewise.
22895 (<code><mode>3): Likewise.
22896 (*sse_<code><mode>3): Likewise.
22897 (*sse2_<code><mode>3): Likewise.
22898 (<code>tf3): Likewise.
22899 (*<code>tf3): Likewise.
22900 (and<mode>3): Likewise.
22901 (*and<mode>3): Likewise.
22902 (ior<mode>3): Removed.
22903 (*ior<mode>3): Likewise.
22904 (xor<mode>3): Likewise.
22905 (*xor<mode>3): Likewise.
22906 (*and<mode>3): Likewise.
22907 (*ior<mode>3): Likewise.
22908 (*xor<mode>3): Likewise.
22909 (and<mode>3): Likewise.
22910 (*sse_and<mode>3): Likewise.
22911 (*sse2_and<mode>3): Likewise.
22912 (andtf3): Likewise.
22913 (*andtf3): Likewise.
22914 (ior<mode>3): Likewise.
22915 (*sse_ior<mode>3): Likewise.
22916 (*sse2_ior<mode>3): Likewise.
22917 (iortf3): Likewise.
22918 (*iortf3): Likewise.
22919 (xor<mode>3): Likewise.
22920 (*sse_xor<mode>3): Likewise.
22921 (*sse2_xor<mode>3): Likewise.
22922 (xortf3): Likewise.
22923 (*xortf3): Likewise.
22925 2008-04-02 Richard Guenther <rguenther@suse.de>
22927 PR tree-optimization/14495
22928 PR tree-optimization/34793
22929 * tree-vrp.c (struct switch_update): New structure.
22930 (to_remove_edges, to_update_switch_stmts): New VECs.
22931 (simplify_switch_using_ranges): New function. Remove not taken
22932 case labels and edges.
22933 (simplify_stmt_using_ranges): Call it.
22934 (identify_jump_threads): Mark edges we have queued for removal
22935 so we don't thread them.
22936 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22938 * tree-cfg.c (group_case_labels): Deal with missing default label.
22939 (tree_verify_flow_info): Allow missing default label.
22940 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22941 (emit_case_nodes): Likewise.
22942 (expand_case): Do not rely on the default label to be present.
22943 * expr.c (try_casesi): Deal with NULL default_label.
22944 (do_tablejump): Likewise.
22946 2008-04-02 Richard Guenther <rguenther@suse.de>
22948 PR tree-optimization/14495
22949 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22950 SWITCH_EXPR here ...
22951 (vrp_visit_switch_stmt): ... but here (new function).
22952 (find_case_label_index): New helper function.
22953 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22955 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22957 * fwprop.c: Fix ISO-C99ism.
22959 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22962 * Makefile.in (objdir): Set it here.
22963 * configure.ac: Not here. Find dynamic linker characteristics.
22964 * exec-tool.in: Use them.
22965 * aclocal.m4: Regenerate.
22966 * configure: Regenerate.
22968 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22970 * expr.c (expand_var): Delete it.
22971 * expr.h (expand_var): Delete prototype.
22972 * function.c (expand_function_start): Use expand_decl instead.
22973 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22976 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22978 PR rtl-optimization/35542
22979 * fwprop.c (forward_propagate_and_simplify): Replace
22980 loc_reg_mentioned_in_p with reg_mentioned_p.
22982 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22984 PR rtl-optimization/35281
22985 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22986 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22987 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22988 (varying_mem_p): Move above propagate_rtx.
22989 (all_uses_available_at): Do not check MEMs.
22991 2008-04-02 Rafael Espíndola <espindola@google.com>
22993 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22994 (register_edge_assert_for_2): Split the cond argument.
22995 (register_edge_assert_for_1): Adjust for the change in
22996 register_edge_assert_for_2.
22997 (register_edge_assert_for): Split the cond argument.
22998 (find_switch_asserts): Adjust for the change in
22999 register_edge_assert_for.
23001 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23003 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23004 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23005 offsets for 64-bit mingw.
23006 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23007 abi for x86_64-pc-mingw.
23009 2008-04-02 Richard Guenther <rguenther@suse.de>
23011 * tree-vrp.c (extract_range_from_assert): Make sure to not
23012 produce range min/max with TREE_OVERFOW set.
23013 If merging a anti-range and a range keep the anti-range if
23014 the range covers all values of the type.
23015 (register_edge_assert_for_2): Only allow sign-changing
23016 conversions in detecting canonical range checks. Also
23017 register an assert for the unsigned name if useful.
23019 PR tree-optimization/35787
23020 * tree-vrp.c (vrp_val_max): New function.
23021 (vrp_val_min): Likewise.
23022 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23023 (vrp_val_is_min): Likewise.
23024 (supports_overflow_infinity): Use vrp_val_{min,max}.
23025 (negative_overflow_infinity): Likewise.
23026 (positive_overflow_infinity): Likewise.
23027 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23028 (is_positive_overflow_infinity): Likewise.
23029 (is_overflow_infinity): Likewise.
23030 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23031 vrp_val_is_{min,max}.
23032 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23033 to ranges if possible. Avoid empty ranges.
23035 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23037 PR middle-end/35705
23038 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23039 the expression is a function address.
23041 2008-04-01 George Helffrich <george@gcc.gnu.org>
23043 PR fortran/35154, fortran/23057
23044 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23045 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23046 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23047 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23049 (dbxout_syms): Check for COMMON-based symbol and wrap in
23050 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23051 in bracket for efficiency.
23053 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23054 using DW_TAG_common_block + member offset.
23055 (add_pubname_string): New function.
23056 (dw_expand_expr): New function to find block name and offset for
23058 (common_check): New function to check whether symbol in Fortran COMMON.
23059 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23061 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23064 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23066 2008-04-02 Ben Elliston <bje@au.ibm.com>
23068 * config/v850/v850.md (casesi): Remove if (0) code.
23069 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23070 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23072 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23074 * config/i386/i386.md (rex64suffix): New mode attribute.
23075 (floathi<mode>2): Disable expander for SSE math.
23076 (*floathi<mode>2_1): New insn insn_and_split pattern.
23077 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23078 corresponding post-reload splitters.
23079 (*floathi<mode>2_i387): New macroized insn pattern.
23080 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23081 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23082 insn_and_split pattern.
23083 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23084 New macroized instruction patterns and corresponding post-reload
23086 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23087 and corresponding post-reload splitters.
23088 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23089 New macroized instruction patterns.
23090 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23091 macroized instruction patterns and corresponding post-reload splitters.
23092 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23093 corresponding post-reload splitters.
23094 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23095 New macroized instruction patterns.
23096 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23097 corresponding post-reload splitters.
23098 (*floatsi<mode>2_i387): New macroized instruction patterns.
23100 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23102 * config/i386/i386.md (smaxmin): New.
23103 (umaxmin): Likewise.
23104 (maxminiprefix): Likewise.
23105 (maxminfprefix): Likewise.
23106 (<code><mode>3): Likewise.
23107 (smin<mode>3): Removed.
23108 (smax<mode>3): Likewise.
23110 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23111 (mmx_<code>v4hi3): Likewise.
23112 (mmx_<code>v8qi3): Likewise.
23113 (mmx_smaxv2sf3): Removed.
23114 (mmx_sminv2sf3): Likewise.
23115 (mmx_umaxv8qi3): Likewise.
23116 (mmx_smaxv4hi3): Likewise.
23117 (mmx_uminv8qi3): Likewise.
23118 (mmx_sminv4hi3): Likewise.
23120 * config/i386/sse.md (<addsub><mode>3): New.
23121 (*<addsub><mode>3): Likewise.
23122 (<sse>_vm<addsub><mode>3): Likewise.
23123 (<maxmin><mode>3): Likewise.
23124 (*<maxmin><mode>3_finite): Likewise.
23125 (*<maxmin><mode>3): Likewise.
23126 (<sse>_vm<maxmin><mode>3): Likewise.
23127 (sse3_h<addsub>v4sf3): Likewise.
23128 (sse3_h<addsub>v2df3): Likewise.
23129 (<maxmin>v16qi3): Likewise.
23130 (*<maxmin>v16qi3): Likewise.
23131 (<maxmin>v8hi3): Likewise.
23132 (*<maxmin>v8hi3): Likewise.
23133 (*sse4_1_<maxmin><mode>3): Likewise.
23134 (*sse4_1_<maxmin><mode>3): Likewise.
23135 (add<mode>3): Removed.
23136 (*add<mode>3): Likewise.
23137 (<sse>_vmadd<mode>3): Likewise.
23138 (sub<mode>3): Likewise.
23139 (*sub<mode>3): Likewise.
23140 (<sse>_vmsub<mode>3): Likewise.
23141 (smin<mode>3): Likewise.
23142 (*smin<mode>3_finite): Likewise.
23143 (*smin<mode>3): Likewise.
23144 (<sse>_vmsmin<mode>3): Likewise.
23145 (smax<mode>3): Likewise.
23146 (*smax<mode>3_finite): Likewise.
23147 (*smax<mode>3): Likewise.
23148 (<sse>_vmsmax<mode>3): Likewise.
23149 (sse3_haddv4sf3): Likewise.
23150 (sse3_haddv2df3): Likewise.
23151 (sse3_hsubv4sf3): Likewise.
23152 (sse3_hsubv2df3): Likewise.
23153 (umaxv16qi3): Likewise.
23154 (*umaxv16qi3): Likewise.
23155 (smaxv8hi3): Likewise.
23156 (*smaxv8hi3): Likewise.
23157 (*sse4_1_smax<mode>3): Likewise.
23158 (*sse4_1_umax<mode>3): Likewise.
23159 (uminv16qi3): Likewise.
23160 (*uminv16qi3): Likewise.
23161 (sminv8hi3): Likewise.
23162 (*sminv8hi3): Likewise.
23163 (*sse4_1_smin<mode>3): Likewise.
23164 (*sse4_1_umin<mode>3): Likewise.
23166 2008-04-01 Rafael Espíndola <espindola@google.com>
23168 * tree-cfg.c (verify_expr): remove in_phi.
23169 (verify_stmt): Don't call walk_tree with verify_expr. Use
23170 is_gimple_min_invariant instead of is_gimple_val.
23172 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23174 * doc/include/gpl_v3.texi: Update for manpage generation.
23175 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23177 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23178 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23179 gpl_v3.texi instead of gpl.texi.
23182 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23185 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23187 2008-04-01 Rafael Espíndola <espindola@google.com>
23189 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23190 (extract_code_and_val_from_cond): Use
23191 extract_code_and_val_from_cond_with_ops.
23193 2008-04-01 Jan Hubicka <jh@suse.cz>
23195 * function.c (free_after_compilation): Free epilogue_delay_list.
23196 (prepare_function_start): Assert that previous compilation was freed.
23198 2008-04-01 Jan Hubicka <jh@suse.cz>
23199 Jim Wilson <wilson@tuliptree.org>
23200 Andreas Tobler <andreast@gcc.gnu.org>
23202 PR middle-end/35781
23203 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23204 rtl.emit instead cfun->emit.
23205 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23206 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23208 2008-04-01 Ben Elliston <bje@au.ibm.com>
23210 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23212 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23214 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23216 (fprofile-use): Add var flag_profile_use
23217 * coverage.c (coverage_begin_output): Do not open a gcno file for
23218 output only if -ftest-coverage is set.
23219 Do not add getpwd() to gcda file path.
23220 (build_gcov_info): Check the new flag
23221 flag_profile_datafile_relative_path.
23222 (coverage_init): Use profile_data_prefix.
23223 Read profile counter only if flag_profile_use is set.
23224 * opts.c (common_handle_option): New option fprofile-use=,
23225 fprofile-dir=, fprofile-generate=.
23226 * toplev.c (profile_data_prefix): New variable definition.
23227 * toplev.h (profile_data_prefix): New declaration.
23228 * doc/invoke.tex (Option Summary, Optimization Options):
23231 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23233 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23234 use tmp consistently.
23237 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23238 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23239 UNSPEC_FR_RECIP_APPROX_RES.
23240 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23242 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23245 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23247 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23249 PR middle-end/30186
23250 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23251 element of the vector via a pointer.
23253 2008-03-31 Ian Lance Taylor <iant@google.com>
23255 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23257 2008-03-31 Jan Hubicka <jh@suse.cz>
23259 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23260 get_arg_pointer_save_area.
23261 * expr.c (init_expr): Just clear out rtl.expr.
23262 * function.c (free_after_compilation): Clear out whole RTL structure.
23263 (get_func_frame_size): Merge into ...
23264 (get_frame_size): ... this one.
23265 (assign_stack_local_1): Merge into ...
23266 (assign_stack_local): ... this one.
23267 (expand_function_end): Update call of get_arg_pointer_save_area.
23268 (get_art_pointer_save_area): Remove cfun argument.
23269 * function.h (emit_status): regno_pointer_align does not need length
23270 attribute. Move x_regno_reg_rtx to ...
23271 (regno_reg_rtx): ... new global array.
23272 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23273 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23274 apply_args_value, forced_labels, stack_pointer_delta):
23276 (struct varasm_status): Move here from varasm.c
23277 (struct rtl_data): New. Move here some fields from struct function.
23278 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23279 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23280 used_temp_slots avail_temp_slots, temp_slot_level,
23281 nonlocal_goto_handler_labels): Update accesstors.
23282 (rtl): New global variable.
23283 (struct function): Move some fileds to rtl_data.
23284 (get_arg_pointer_save_area): Update prototype.
23285 * emit-rtl.c (rtl): Declare.
23286 (regno_reg_rtx): Declare.
23287 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23289 (gen_reg_rtx): Update.
23290 (init_virtual_regs): Do not tate emit_status argument.
23291 (init_emit): Do not allocate emit.
23292 * varasm.c (varasm_statuc): Move to function.h.
23293 (n_deferred_constatns): Update accestor.
23294 (init_varasm_status): Do not allocate varasm_status.
23295 (force_const_mem, get_pool_size, output_constant_pool): Update.
23296 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23297 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23299 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23301 PR rtl-optimization/35729
23302 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23305 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23308 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23309 load/store if memory is unaligned.
23310 (*movti_rex64): Likewise.
23312 * config/i386/predicates.md (misaligned_operand): New.
23314 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23317 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23320 2008-03-31 Jan Beulich <jbeulich@novell.com>
23322 * config/ia64/constraints.md: Add 'j' constraint.
23323 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23324 (movdi_internal): Likewise.
23326 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23329 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23331 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23334 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23335 proper error message for the third argument on blendpd and
23338 * config/i386/sse.md (blendbits): New.
23339 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23341 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23343 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23345 2008-03-30 Richard Guenther <rguenther@suse.de>
23347 PR middle-end/31023
23348 * fold-const.c (fold_sign_changed_comparison): Do leave
23349 conversions to base-types alone.
23351 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23353 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23354 the link register if one altivec register is be saved.
23356 2008-03-30 Ben Elliston <bje@au.ibm.com>
23358 * final.c (final_scan_insn): Remove if (0) code.
23360 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23362 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23364 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23366 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23367 of V4SFmode to ix86_binary_operator_ok.
23369 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23371 * config/i386/i386.c (override_options): Initialize
23372 ix86_veclib_handler to ix86_veclibabi_svml when
23373 -mveclibabi=svml is used.
23374 (ix86_veclibabi_svml): New function for SVML ABI style
23375 vectorization support.
23376 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23378 2008-03-28 Rafael Espíndola <espindola@google.com>
23380 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23381 (tree_binary_nonnegative_warnv_p): Make it public.
23382 (tree_single_nonnegative_warnv_p): Make it public.
23383 (tree_invalid_nonnegative_warnv_p): Make it public.
23384 (tree_unary_nonzero_warnv_p): Make it public.
23385 (tree_binary_nonzero_warnv_p): Make it public
23386 (tree_single_nonzero_warnv_p): Make it public.
23387 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23388 (extract_range_from_binary_expr): Split the expr argument.
23389 (extract_range_from_unary_expr): Split the expr argument.
23390 (extract_range_from_comparison): Split the expr argument.
23391 (extract_range_from_expr): Use the new aux functions.
23392 (vrp_evaluate_conditional_warnv): Use
23393 vrp_evaluate_conditional_warnv_with_ops.
23394 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23395 (tree_binary_nonzero_warnv_p): Declare.
23396 (tree_single_nonzero_warnv_p): Declare.
23397 (tree_expr_nonzero_warnv_p): Declare.
23398 (tree_unary_nonnegative_warnv_p): Declare.
23399 (tree_binary_nonnegative_warnv_p): Declare.
23400 (tree_single_nonnegative_warnv_p): Declare.
23401 (tree_invalid_nonnegative_warnv_p): Declare.
23403 2008-03-28 Richard Guenther <rguenther@suse.de>
23405 PR tree-optimization/30317
23406 PR tree-optimization/30911
23407 PR tree-optimization/34793
23408 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23409 (struct assert_locus_d): New member EXPR.
23410 (register_new_assert_for): Add EXPR parameter to support
23411 ASSERT_EXPR <name, expr OP limit>.
23412 (register_edge_assert_for_1): Adjust callers.
23413 (find_assert_locations): Likewise.
23414 (process_assert_insertions_for): Build condition from expression.
23415 (extract_range_from_assert): Handle ASSERT_EXPRs
23416 of the form ASSERT_EXPR <name, expr OP limit>.
23417 (register_edge_assert_for_2): New helper registering
23418 asserts for comparisons. Recognize range tests of the form
23419 (unsigned)i - CST1 OP CST2.
23420 (register_edge_assert_for_1): Use it.
23421 (register_edge_assert_for): Likewise.
23422 (needs_overflow_infinity): Integer sub-types
23423 do not need overflow infinities.
23424 (vrp_val_is_max): The extreme values of integer sub-types
23425 are those of the base type.
23426 (vrp_val_is_min): Likewise.
23427 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23430 2008-03-28 Nick Clifton <nickc@redhat.com>
23433 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23434 Return GENERAL_REGS for stack adjustment reloads.
23436 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23439 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23440 const_vector when all the vectors are constant.
23442 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23444 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23446 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23447 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23449 (s<code>_sf): Use new scc_sf attribute for opcode names.
23451 2008-03-27 Tom Tromey <tromey@redhat.com>
23453 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23454 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23455 config/spu/t-spu-elf, config/i386/t-interix,
23456 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23457 config/i386/x-darwin, config/i386/x-mingw32,
23458 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23459 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23460 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23461 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23462 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23463 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23464 config/score/t-score-elf, config/arm/t-strongarm-pe,
23465 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23466 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23467 Revert automatic dependency patch.
23469 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23472 * config/i386/i386.c (ix86_function_arg_boundary): Align
23473 decimal floating point to its natural boundary.
23475 2008-03-27 Richard Guenther <rguenther@suse.de>
23477 PR middle-end/35716
23478 * fold-const.c (fold_comparison): Restrict distinct decl
23479 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23480 solely rely on operand_equal_p.
23482 2008-03-27 Richard Guenther <rguenther@suse.de>
23485 * c-common.c (handle_weak_attribute): Reject combination of
23488 2008-03-27 Richard Guenther <rguenther@suse.de>
23490 PR tree-optimization/32810
23491 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23492 conversions from DECL_INITIAL.
23493 (fold_const_aggregate_ref): Likewise from constructor elements.
23495 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23497 * tree-affine.h (aff_combination_expand): Declare.
23498 (get_inner_reference_aff): Likewise.
23499 * tree-affine.c (aff_combination_expand): Split out from
23500 tree_to_aff_combination_expand.
23501 (get_inner_reference_aff): New function.
23502 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23503 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23504 (struct lim_aux_data): sm_done field removed.
23505 (mem_ref_loc_p, mem_ref_locs_p): New types.
23506 (struct mem_ref): Added id, stored, accesses_in_loop,
23507 indep_loop, dep_loop, indep_ref, dep_ref fields.
23508 Removed is_stored, locs and next fields.
23509 (memory_accesses): New variable.
23510 (movement_possibility): Do not allow moving statements
23511 that store to memory.
23512 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23514 (determine_max_movement): For statements with memory references,
23515 find the outermost loop in that the reference is independent.
23516 (move_computations_stmt): Mark the virtual operands for renaming.
23517 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23518 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23519 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23520 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23521 create_vop_ref_mapping, analyze_memory_references,
23522 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23523 get_all_locs_in_loop, ref_always_accessed_p,
23524 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23525 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23526 store_motion_loop, store_motion): New functions.
23527 (struct vop_to_refs_elt): New type.
23528 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23529 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23530 (schedule_sm): Replaced by...
23531 (execute_sm): ... this.
23532 (determine_lsm_ref, hoist_memory_references,
23533 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23534 find_more_ref_vops, free_mem_ref, free_mem_refs,
23535 determine_lsm_loop, determine_lsm): Removed.
23536 (tree_ssa_lim_finalize): Free data structures used by store motion.
23537 (tree_ssa_lim): Call analyze_memory_references. Use
23538 store_motion instead of determine_lsm.
23540 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23542 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23543 rename tmake_file to m68hc11/t-m68hc11.
23544 (mcore): Set inhibit_libc to true.
23545 * config.host (alpha*-dec-*vms*): Set extra_programs.
23546 (interix3*): Don't use host_xmake_file.
23547 * configure.ac: Let config.gcc override inhibit_libc.
23548 * configure: Regenerate.
23550 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23551 * config/t-openbsd-thread: Remove commented out lines.
23553 * config/x-interix: Remove.
23555 * config/m68hc11/t-m68hc11-gas: Rename to...
23556 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23558 * config/mcore/t-mcore: Remove T_CFLAGS.
23559 * config/mcore/t-mcore-pe: Likewise.
23561 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23563 * configure.ac: Replace custom __GNU_SOURCE test with
23564 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23565 * aclocal.m4: Regenerate.
23566 * configure: Regenerate.
23567 * config.in: Regenerate.
23569 2008-03-27 Richard Guenther <rguenther@suse.de>
23571 * fold-const.c (target.h): Include.
23572 (fold_comparison): Fold comparison of addresses of decls
23573 that bind locally or of constants. Consolidate address folding code.
23574 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23575 results from fold_binary_to_constant.
23576 (compare_values_warnv): Likewise.
23578 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23580 PR middle-end/35429
23581 * fold-const.c (fold_truthop): Check for integeral types when folding
23582 a == 0 && b == 0 and a != 0 || b != 0 .
23584 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23586 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23588 2008-03-26 Andreas Schwab <schwab@suse.de>
23590 * doc/invoke.texi: Fix use of @item vs. @itemx.
23592 2008-03-26 Tom Tromey <tromey@redhat.com>
23594 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23595 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23596 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23597 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23598 build/genconstants.o, build/genemit.o, build/genextract.o,
23599 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23600 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23603 2008-03-26 Richard Guenther <rguenther@suse.de>
23606 2008-03-26 Richard Guenther <rguenther@suse.de>
23608 * fold-const.c (target.h): Include.
23609 (fold_comparison): Fold comparison of addresses of two decls
23610 that bind locally. Consolidate address folding code.
23612 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23614 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23615 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23616 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23617 dconstsqrt2, dconstthird, dconste and/or dconst10.
23618 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23619 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23620 dconstsqrt2, dconste): Delete.
23621 (init_emit_once): Likewise. Simplify initializing dconstm1.
23623 * real.c (get_real_const): New.
23624 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23625 dconstsqrt2, dconste): Delete.
23626 (real_value_const, get_real_const): New.
23628 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23630 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23632 * config/i386/i386.c (ix86_function_arg_boundary): Check
23633 BIGGEST_ALIGNMENT instead of 128.
23634 (setup_incoming_varargs_64): Likewise.
23636 2008-03-26 Tom Tromey <tromey@redhat.com>
23638 * Makefile.in (DEPFILES): Add missing '/'.
23640 2008-03-26 Richard Guenther <rguenther@suse.de>
23642 * fold-const.c (target.h): Include.
23643 (fold_comparison): Fold comparison of addresses of two decls
23644 that bind locally. Consolidate address folding code.
23646 2008-03-26 Nick Clifton <nickc@redhat.com>
23649 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23650 not allow INT+INT as a legitimate addressing mode.
23652 2008-03-26 Richard Guenther <rguenther@suse.de>
23654 * tree-flow.h (widen_bitfield): Remove declaration.
23655 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23656 (widen_bitfield): Remove function.
23657 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23660 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23663 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23666 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23668 PR rtl-optimization/35232
23669 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23670 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23671 reg_reloaded_call_part_clobbered here.
23672 (reload_regs_reach_end_p): New function.
23673 (reload_reg_rtx_for_input): New variable.
23674 (reload_reg_rtx_for_output): Likewise.
23675 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23676 when reassigning a pseudo register. Load reloadreg from
23677 reload_reg_rtx_for_input, moving the mode and register
23679 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23680 instead of the original when deciding whether an input reload
23681 would be a no-op or whether an output reload can be deleted.
23682 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23683 when setting up new_spill_reg_store. Load it from
23684 reload_reg_rtx_for_output, moving the mode and register
23686 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23687 instead of the original when deciding whether an output reload
23688 would be a no-op. Do the same when modifying insn notes.
23689 Use rtx_equal_p instead of == to compare the registers.
23690 (inherit_piecemeal_p): Take a mode and two register numbers
23692 (emit_reload_insns): Clear new_spill_reg_store for every hard
23693 register in the reload register. Remove spill registers
23694 from reg_reloaded_valid before considering whether to record
23695 inheritance information for them. Use reload_reg_rtx_for_output
23696 instead of reg_rtx when recording output reloads. Use
23697 reload_reg_rtx_for_input instead of reg_rtx when recording
23698 input reloads. Set or clear reg_reloaded_call_part_clobbered
23699 at the same time as setting reg_reloaded_valid.
23700 (delete_output_reload): Add a new_reload_reg parameter and use it
23701 instead of rld[j].reg_rtx.
23702 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23705 2008-03-25 Tom Tromey <tromey@redhat.com>
23707 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23708 (build/genattr.o): Likewise.
23709 (build/genattrtab.o): Likewise.
23710 (build/gencodes.o): Likewise.
23711 (build/genconfig.o): Likewise.
23712 (build/genconstants.o): Likewise.
23713 (build/genemit.o): Likewise.
23714 (build/genextract.o): Likewise.
23715 (build/genflags.o): Likewise.
23717 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23719 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23720 instead of size_int for integer types.
23721 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23722 to match type of MINUS_EXPR.
23724 2008-03-25 Tom Tromey <tromey@redhat.com>
23726 * configure: Rebuilt.
23727 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23730 2008-03-25 Tom Tromey <tromey@redhat.com>
23732 * config/x-solaris (host-solaris.o): Update.
23733 * config/x-linux (host-linux.o): Update.
23734 * config/x-hpux (host-hpux.o): Update.
23735 * config/x-darwin (host-darwin.o): Update.
23736 * config/v850/t-v850e (v850-c.o): Update.
23737 * config/v850/t-v850 (v850-c.o): Update.
23738 * config/t-vxworks (vxworks.o): Update.
23739 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23740 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23741 * config/spu/t-spu-elf (spu-c.o): Update.
23743 * config/sh/t-symbian (sh-c.o): Update.
23744 (symbian.o): Update.
23745 * config/sh/t-sh (sh-c.o): Update.
23746 * config/score/t-score-elf (score7.o, score3.o): Update.
23747 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23748 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23749 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23750 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23751 (rs6000.o): Remove.
23752 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23753 * config/m32c/t-m32c (m32c-pragma.o): Update.
23754 * config/ia64/t-ia64 (ia64-c.o): Update.
23755 * config/i386/x-mingw32 (host-mingw32.o): Update.
23756 * config/i386/x-i386 (driver-i386.o): Update.
23757 * config/i386/x-darwin (host-i386-darwin.o): Update.
23758 * config/i386/x-cygwin (host-cygwin.o): Update.
23759 * config/i386/t-nwld (nwld.o): Update.
23760 * config/i386/t-netware (netware.o): Update.
23761 * config/i386/t-interix (winnt.o): Update.
23762 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23763 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23764 msformat-c.o): Update.
23765 * config/bfin/t-bfin-linux (generated_files): Add
23766 linux-sysroot-suffix.h.
23767 * config/arm/t-wince-pe (pe.o): Update.
23768 * config/arm/t-strongarm-pe (pe.o): Update.
23769 * config/arm/t-pe (pe.o): Update.
23770 * config/arm/t-arm (arm-c.o): Update.
23771 * doc/install.texi (Prerequisites): Require make 3.80.
23772 * Makefile.in: Remove .o targets.
23773 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23774 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23775 (simple_generated_h, simple_generated_c): Move earlier.
23776 (generated_files): New variable.
23777 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23778 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23779 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23780 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23781 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23782 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23783 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23784 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23785 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23786 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23787 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23788 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23790 (COMPILE.base, COMPILE): New variables.
23791 (%.o): New pattern rule.
23792 (ALL_HOST_OBJS): New variable.
23793 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23794 (dummy-checksum.o, cc1-checksum.o): Remove.
23795 (DRIVER_SHLIB): New variable.
23796 (DRIVER_DEFINES): Use it.
23797 (gencondmd.c): Move out of build/.
23798 (s-conditions): Update.
23799 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23800 (ALL_BUILD_OBJS): Likewise.
23801 (build/%.o): Use BUILDCOMPILE.
23802 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23803 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23804 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23805 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23806 build/genconfig.o, build/genconstants.o, build/genemit.o,
23807 build/genextract.o, build/genflags.o, build/genmddeps.o,
23808 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23809 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23810 build/gen-protos.o, build/scan.o, build/fix-header.o,
23811 build/scan-decls.o): Simplify.
23812 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23813 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23814 prefix.o, toplev.o): Reduce to variable setting.
23815 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23816 ($(out_object_file), gcc-options.o): New targets.
23817 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23818 * configure: Rebuilt.
23819 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23820 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23822 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23824 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23825 complain when we hit an error, return ERROR_MARK_NODE.
23827 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23829 * config/sh/constraints.md (Pso, Psz): New constraints.
23830 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23831 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23833 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23835 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23836 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23838 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23840 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23841 (prefetch_sh2a): New.
23843 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23844 Naveen.H.S <naveen.hs@kpitcummins.com>
23846 * config/sh/constraints.md (I28): New constraint.
23847 * config/sh/sh.c (broken_move): Add support for movi20s.
23848 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23850 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23851 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23852 Naveen.H.S <naveen.hs@kpitcummins.com>
23854 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23855 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23856 (print_operand): Handle resbank in %@ operand code.
23857 (sh_encode_section_info): New.
23858 (push_regs): Add conditions for resbank.
23859 (sh_expand_epilogue): Likewise.
23860 (sh_insert_attributes): Likewise.
23861 (sh_attribute_table): Likewise.
23862 (sh_handle_resbank_handler_attribute): New.
23863 (sh2a_handle_function_vector_handler_attribute): New.
23864 (sh2a_is_function_vector_call): New.
23865 (sh2a_get_function_vector_number): New.
23866 (sh2a_function_vector_p): New.
23867 (sh_cfun_resbank_handler_p): New.
23868 * config/sh/sh.md (calli): Emit jsr/n if possible.
23869 (calli_tbr_rel): New.
23870 (calli_pcrel): Emit jsr/n if possible.
23871 (return_i): Emit rts/n if possible.
23872 (call_valuei_tbr_rel): New.
23873 (call_valuei_pcrel): Add condition for SH2A target.
23874 (call_value): Likewise.
23875 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23876 (sh2a_get_function_vector_number): Likewise.
23877 (sh2a_is_function_vector_call): Likewise.
23878 * doc/extend.texi: Document TBR relative addressing of SH2A.
23879 (resbank): Add description for SH2A.
23881 2008-03-24 Richard Guenther <rguenther@suse.de>
23884 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23885 pointer assignments change conversions according to middle-end rules.
23886 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23887 * configure.ac: Include type checking in yes.
23888 * configure: Regenerate.
23890 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23892 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23893 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23895 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23897 * gthr-vxworks.h (UNUSED): Define.
23899 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23901 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23903 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23905 * doc/extend.texi (Function Attributes): Add missing comma in the
23906 example of the "alloc_size" attribute.
23908 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23911 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23913 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23916 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23919 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23920 of the underlying type of a MS bitfield layout to the natural
23921 alignment of the type.
23923 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23925 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23926 to their natural alignment to avoid store forwarding stalls.
23928 2008-03-22 Richard Guenther <rguenther@suse.de>
23930 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23931 For PHI nodes verify the address is invariant.
23932 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23933 (get_symbol_constant_value): Use is_gimple_min_invariant.
23934 (maybe_fold_stmt_indirect): Likewise.
23936 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23938 PR rtl-optimization/33927
23939 * Makefile.in (dse.o): Depend on $(TM_P_H).
23940 * expr.h (extract_low_bits): Declare.
23941 * expmed.c (extract_low_bits): New function.
23942 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23943 * dse.c: Include tm_p.h.
23944 (find_shift_sequence): Remove the read_reg argument and return the
23945 read value. Emit the instructions instead of returning them.
23946 Iterate on new_mode rather than calculating it each time.
23947 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23948 source to NEW_MODE and extract_low_bits to convert the shifted
23949 value to READ_MODE.
23950 (replace_read): Allow the load and store to have different mode
23951 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23952 or extraction instructions before trying the replacement. Update
23953 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23955 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23957 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23958 to their natural alignment to avoid store forwarding stalls.
23960 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23963 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23964 encouraging but not allowing gprs for input;
23965 change the input constraint to !f#r.
23966 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23968 change the output constraint to !f#r.
23970 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23973 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23974 corresponding post-reload splitters.
23975 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23976 when x87 FP math is selected.
23977 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23978 New function prototype.
23979 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23980 unreachable function to ease macroization of insn patterns.
23982 2008-03-21 Martin Jambor <mjambor@suse.cz>
23984 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23985 reference dumps if ddr is NULL or dependence is unknown.
23987 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23989 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23990 unsigned extension into account.
23991 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23992 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23993 Do computations on a scratch register.
23995 2008-03-21 Richard Guenther <rguenther@suse.de>
23997 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23998 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23999 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24000 * tree-ssa-dom.c (record_equality): Likewise.
24001 * tree-inline.c (copy_body_r): Likewise.
24002 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24005 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24007 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24008 as 'delete_unused' argument.
24010 2008-03-20 Richard Guenther <rguenther@suse.de>
24012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24013 special casing of constant qualifiers.
24014 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24015 care about them in general.
24016 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24017 regardless of their type.
24018 (fold_stmt_r): Forcefully fold *& if we end up with that.
24020 2008-03-20 Paul Brook <paul@codesourcery.com>
24022 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24023 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24025 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24027 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24028 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24030 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24032 * common.opt (Wmudflap): New option.
24033 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24034 (mx_register_decls): Likewise.
24035 (mudflap_finish_file): Likewise.
24036 * doc/invoke.texi: Document -Wno-mudflap.
24038 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24040 * c-format.c (replace_format_name_to_system_name): New.
24041 (cmp_attribs): New.
24042 (convert_format_name_to_system_name): New.
24043 (decode_format_attr): Add use of convert_format_name_to_system_name.
24044 (format_types_orig): Add gnu_ prefix to names.
24045 (check_format_info_main): Special treating of \0 escaped names for
24046 supporting multi-character format specifiers as I32, I64.
24047 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24048 (gnu_target_overrides_format_attributes): New.
24049 * c-format.h: Add structure target_ovr_attr to hold
24050 system specific formatter names.
24051 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24052 msformat-c.o file to c_target_objs and cxx_target_objs.
24053 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24054 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24055 (TARGET_N_FORMAT_TYPES): New.
24056 * config/i386/msformat-c.c: New.
24057 * config/i386/t-cygming: Add build rule for msformat-c.o.
24058 * doc/extend.texi: Add new format names gnu_* and ms_* and
24060 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24062 2008-03-20 Ira Rosen <irar@il.ibm.com>
24064 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24065 optimizations turned on under -O3.
24066 (ftree-vectorize): Add that the flag is turned on with -O3.
24068 2008-03-20 Ben Elliston <bje@au.ibm.com>
24070 * regmove.c (try_auto_increment): Fix spelling error in comment.
24071 * final.c (final_scan_insn): Likewise.
24073 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24076 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24077 allocator preferences for "y" and "r" class registers.
24078 ("*mov<mode>_internal"): Ditto.
24079 ("*movv2sf_internal_rex64"): Ditto.
24080 ("*movv2sf_internal"): Ditto.
24082 2008-03-19 Michael Matz <matz@suse.de>
24084 PR middle-end/35616
24085 * calls.c (expand_call): Check overlap of arguments with call
24086 address for sibcalls.
24088 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24091 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24092 of the underlying type of a MS bitfield layout to the natural
24093 alignment of the type.
24095 2008-03-19 Jan Hubicka <jh@suse.cz>
24098 * toplev.c (decode_d_option): Handle all CPP flags.
24099 * tree-vrp.c: Update tree_pass descriptors.
24100 * regrename.c: Update tree_pass descriptors.
24101 * fwprop.c: Update tree_pass descriptors.
24102 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24103 * tree-into-ssa.c: Update tree_pass descriptors.
24104 * tree-dump.c: Update tree_pass descriptors.
24105 * tree-complex.c: Update tree_pass descriptors.
24106 * tree-dump.h: Update tree_pass descriptors.
24107 * see.c: Update tree_pass descriptors.
24108 * cgraphbuild.c: Update tree_pass descriptors.
24109 * tracer.c: Update tree_pass descriptors.
24110 * tree-loop-distribution.c: Update tree_pass descriptors.
24111 * cgraph.c: Update tree_pass descriptors.
24112 * postreload-gcse.c: Update tree_pass descriptors.
24113 * postreload.c: Update tree_pass descriptors.
24114 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24115 * tree-tailcall.c: Update tree_pass descriptors.
24116 * tree-pass.h (tree_opt_pass): Rename to ...
24117 (opt_pass) ... this one; add "type" field and remove letter field.
24118 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24119 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24120 all_lowering_passes): Update declaration.
24121 * ipa-cp.c: Update tree_pass descriptors.
24122 * final.c: Update tree_pass descriptors.
24123 * omp-low.c: Update tree_pass descriptors.
24124 * tree-ssa-dse.c: Update tree_pass descriptors.
24125 * ipa-reference.c: Update tree_pass descriptors.
24126 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24127 * auto-inc-dec.c: Update tree_pass descriptors.
24128 * reorg.c: Update tree_pass descriptors.
24129 * cgraphunit.c: Update tree_pass descriptors.
24130 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24131 * tree-ssa-ccp.c: Update tree_pass descriptors.
24132 * df-core.c: Update tree_pass descriptors.
24133 * mode-switching.c: Update tree_pass descriptors.
24134 * tree-nomudflap.c: Update tree_pass descriptors.
24135 * modulo-sched.c: Update tree_pass descriptors.
24136 * ipa-pure-const.c: Update tree_pass descriptors.
24137 * cse.c: Update tree_pass descriptors.
24138 * web.c: Update tree_pass descriptors.
24139 * tree-stdarg.c: Update tree_pass descriptors.
24140 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24141 * tree-ssa-dom.c: Update tree_pass descriptors.
24142 * tree-nrv.c: Update tree_pass descriptors.
24143 * tree-ssa-alias.c: Update tree_pass descriptors.
24144 * loop-init.c: Update tree_pass descriptors.
24145 * gimple-low.c: Update tree_pass descriptors.
24146 * ipa-inline.c: Update tree_pass descriptors.
24147 * tree-ssa-sink.c: Update tree_pass descriptors.
24148 * global.c: Update tree_pass descriptors.
24149 * ifcvt.c: Update tree_pass descriptors.
24150 * jump.c: Update tree_pass descriptors.
24151 * predict.c: Update tree_pass descriptors.
24152 * tree-ssa-loop.c: Update tree_pass descriptors.
24153 * recog.c: Update tree_pass descriptors.
24154 * dse.c: Update tree_pass descriptors.
24155 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24156 * tree-eh.c: Update tree_pass descriptors.
24157 * regmove.c: Update tree_pass descriptors.
24159 * function.c: Update tree_pass descriptors.
24160 * tree-vectorizer.c: Update tree_pass descriptors.
24161 * gcse.c: Update tree_pass descriptors.
24162 * ipa-type-escape.c: Update tree_pass descriptors.
24163 * tree-if-conv.c: Update tree_pass descriptors.
24164 * init-regs.c: Update tree_pass descriptors.
24165 * ipa.c: Update tree_pass descriptors.
24166 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24167 * rtl-factoring.c: Update tree_pass descriptors.
24168 * lower-subreg.c: Update tree_pass descriptors.
24169 * bt-load.c: Update tree_pass descriptors.
24170 * tree-dfa.c: Update tree_pass descriptors.
24171 * except.c: Update tree_pass descriptors.
24172 * emit-rtl.c: Update tree_pass descriptors.
24173 * cfgexpand.c: Update tree_pass descriptors.
24174 * tree-cfgcleanup.c: Update tree_pass descriptors.
24175 * cfgcleanup.c: Update tree_pass descriptors.
24176 * tree-ssa-pre.c: Update tree_pass descriptors.
24177 * tree-sra.c: Update tree_pass descriptors.
24178 * tree-mudflap.c: Update tree_pass descriptors.
24179 * tree-ssa-copy.c: Update tree_pass descriptors.
24180 * cfglayout.c: Update tree_pass descriptors.
24181 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24182 * tree-ssa-dce.c: Update tree_pass descriptors.
24183 * tree-ssa.c: Update tree_pass descriptors.
24184 * regclass.c: Update tree_pass descriptors.
24185 * integrate.c: Update tree_pass descriptors.
24186 * tree-optimize.c: Update tree_pass descriptors.
24187 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24188 * tree-object-size.c: Update tree_pass descriptors.
24189 * combine.c: Update tree_pass descriptors.
24190 * tree-outof-ssa.c: Update tree_pass descriptors.
24191 * bb-reorder.c: Update tree_pass descriptors.
24192 * stack-ptr-mod.c: Update tree_pass descriptors.
24193 * var-tracking.c: Update tree_pass descriptors.
24194 * tree-profile.c: Update tree_pass descriptors.
24195 * tree-vect-generic.c: Update tree_pass descriptors.
24196 * reg-stack.c: Update tree_pass descriptors.
24197 * sched-rgn.c: Update tree_pass descriptors.
24198 * tree-ssa-structalias.c: Update tree_pass descriptors.
24199 * tree-cfg.c: Update tree_pass descriptors.
24200 * passes.c (current_pass): Update declaration.
24201 (finish_optimization_passes): Update.
24202 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24203 (register_one_dump_file, register_dump_files_1, next_pass_1):
24205 (init_optimization_passes): Update handling of new types.
24206 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24207 * ipa-struct-reorg.c: Update tree_pass descriptors.
24208 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24209 * combine-stack-adj.c: Update tree_pass descriptors.
24210 * cfgrtl.c: Update tree_pass descriptors.
24211 * dce.c: Update tree_pass descriptors.
24212 * tree-ssanames.c: Update tree_pass descriptors.
24214 2008-03-19 Richard Guenther <rguenther@suse.de>
24216 PR middle-end/35609
24217 * tree-ssa.c (walk_data): New structure.
24218 (warn_uninitialized_var): If not always_executed warn with "maybe"
24220 (execute_early_warn_uninitialized): Compute post-dominators.
24221 Initialize always_executed before processing each basic block.
24223 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24226 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24227 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24229 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24231 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24233 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24235 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24237 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24238 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24239 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24240 target after ignore has been set, and move there also the commputation
24241 of subtarget and original_target.
24242 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24243 (LANG_HOOKS_INITIALIZER): Remove it.
24244 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24246 2008-03-18 Richard Guenther <rguenther@suse.de>
24248 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24249 found an expression with constants, note that in the VN for the lhs.
24250 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24251 fold them to constants if possible. Run cleanup_cfg if done so.
24252 (execute_pre): Return todo.
24253 (do_pre): Likewise.
24254 (execute_fre): Likewise.
24255 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24257 (get_prop_source_stmt): Look through pointer conversions.
24259 2008-03-18 Jan Hubicka <jh@suse.cz>
24261 * tree-pretty-print.c: Include predict.h.
24262 (dump_generic_node): Dump predictor.
24263 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24264 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24265 * gimple-low.c (lower_stmt): Likewise.
24266 * expr.c (expand_expr_real): Likewise.
24267 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24269 (build_predict_expr, build_predict_expr): New.
24270 * predict.h (predictor_name, build_predict_expr): Update.
24271 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24272 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24273 * predict.def (PRED_CONTINUE): Update hitrate.
24274 * tree.def (PREDICT_EXPR): Define.
24275 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24276 do not handle BIND_EXPR.
24277 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24278 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24279 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24282 2008-03-18 Michael Matz <matz@suse.de>
24284 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24286 2008-03-18 Richard Guenther <rguenther@suse.de>
24288 * tree-gimple.h (is_gimple_invariant_address): Declare.
24289 (is_gimple_constant): Likewise.
24290 * tree-gimple.c (is_gimple_constant): New function.
24291 (is_gimple_invariant_address): Likewise.
24292 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24293 and is_gimple_invariant_address.
24294 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24296 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24297 an addressable base.
24299 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24301 PR middle-end/35611
24302 * gimplify.c (gimplify_expr): Gimplify second operand of
24305 2008-03-17 Richard Guenther <rguenther@suse.de>
24307 PR tree-optimization/19637
24308 * fold-const.c (fold_unary): Remove restrictions of removing
24309 intermediate pointer-conversions (P2)(P1)P0.
24310 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24311 conversion to void pointer.
24312 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24314 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24317 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24318 emulated thread local variables.
24320 2008-03-16 Richard Guenther <rguenther@suse.de>
24322 PR middle-end/35607
24323 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24324 expand TREE_INVARIANT operations that are not gimple invariant.
24326 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24328 * doc/extend.texi (Alignment): Say that the ABI controls
24329 the __alignof__ for non-strict-alignment targets rather
24330 than being a recommendation.
24332 2008-03-15 Paul Brook <paul@codesourcery.com>
24334 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24336 (arm_output_fn_unwind): Mark functions that can not be unwound.
24338 2008-03-15 Paul Brook <paul@codesourcery.com>
24340 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24341 extension instructions.
24343 2008-03-15 Richard Guenther <rguenther@suse.de>
24345 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24346 and fold constant aggregate refs.
24347 (fold_const_aggregate_ref): Handle string constants
24348 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24349 (evaluate_stmt): Simplify now that ccp_fold folds constant
24352 2008-03-15 Paul Brook <paul@codesourcery.com>
24354 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24355 (extzv): Use gen_extzv_t2.
24356 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24358 2008-03-15 Richard Guenther <rguenther@suse.de>
24360 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24361 (fold_const_aggregate_ref): Likewise.
24362 (get_value): Return NULL if we don't have any values.
24363 (ccp_finalize): Set const_val to NULL after freeing it.
24364 * tree-flow.h (get_symbol_constant_value): Declare.
24365 (fold_const_aggregate_ref): Likewise.
24366 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24368 2008-03-15 Richard Guenther <rguenther@suse.de>
24370 PR middle-end/35593
24371 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24372 to not produce negative array indices if not allowed. Add
24373 parameter to indicate that.
24374 (maybe_fold_offset_to_component_ref): Allow negative array
24375 indices only for the first member of a structure.
24376 (maybe_fold_offset_to_reference): Allow negative array indices.
24377 (maybe_fold_stmt_addition): Likewise.
24379 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24380 Anatoly Sokolov <aesok@post.ru>
24382 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24383 (avr_arch): Add ARCH_AVR6.
24384 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24385 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24386 instead of fixed value 2.
24387 (print_operand_address): Use gs() asm specifier instead of pm().
24388 (avr_assemble_integer): (Ditto.).
24389 (avr_output_addr_vec_elt): (Ditto.).
24390 (print_operand): Handle "!" code.
24391 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24392 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24393 (AVR_HAVE_EIJMP_EICALL): Define.
24394 (AVR_3_BYTE_PC): Redefine.
24395 (AVR_2_BYTE_PC): (Ditto.).
24396 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24397 (LINK_SPEC): Add atmega2560 and atmega2561.
24398 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24400 * config/avr/avr.md (call_insn): Use eicall instead of icall
24401 for 3 byte PC devices.
24402 (call_value_insn): (Ditto.).
24403 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24404 (indirect_jump): Use only for for 2 byte PC devices.
24405 (*tablejump): (Ditto.).
24406 (*indirect_jump_avr6): Add insn.
24407 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24408 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24409 instead of ijmp for 3 byte PC devices.
24410 (__tablejump2__): (Ditto.).
24411 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24412 (MULITLIB_DIRNAMES): (Ditto.).
24413 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24415 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24417 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24418 "sse2_umulsidi3". Use V1DI mode for operand 0.
24419 ("mmx_psadbw"): Use V1DI mode for operand 0.
24420 * config/i386/i386-modes.def (V1SI): New vector mode.
24421 * config/i386/i386.c (struct builtin_description)
24422 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24423 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24424 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24425 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24426 v1di_ftype_v8qi_v8qi type.
24427 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24429 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24430 __builtin_ia32_pmuludq]: Fix the mode of return value.
24432 2008-03-15 Richard Guenther <rguenther@suse.de>
24434 PR middle-end/35595
24435 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24438 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24440 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24441 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24442 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24443 unless TARGET_SERIALIZE_VOLATILE is enabled.
24444 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24445 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24446 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24448 2008-03-14 Richard Guenther <rguenther@suse.de>
24450 PR tree-optimization/34172
24451 * tree-flow.h (refs_may_alias_p): Declare.
24452 (get_single_def_stmt): Likewise.
24453 (get_single_def_stmt_from_phi): Likewise.
24454 (get_single_def_stmt_with_phi): Likewise.
24455 * tree-dfa.c (refs_may_alias_p): New function.
24456 (get_single_def_stmt): Likewise.
24457 (get_single_def_stmt_from_phi): Likewise.
24458 (get_single_def_stmt_with_phi): Likewise.
24459 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24460 (vn_reference_lookup_1): New helper function.
24461 (vn_reference_lookup): Walk the virtual use-def chain to
24462 continue searching for a match if the def does not alias the
24463 reference we are looking for.
24465 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24467 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24468 archive and Perzl. Update The Written Word listing.
24470 2008-03-14 Richard Guenther <rguenther@suse.de>
24472 PR tree-optimization/34043
24473 PR tree-optimization/33989
24474 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24476 (bitmap_find_leader): Use extra argument to verify dominance
24477 relationship inside a basic-block.
24478 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24479 (find_leader_in_sets): Adjust.
24480 (create_component_ref_by_pieces): Take extra argument for
24481 dominance check, handle lookup failures.
24482 (find_or_generate_expression): Likewise.
24483 (create_expression_by_pieces): Likewise.
24484 (insert_into_preds_of_block): Adjust.
24485 (create_value_expr_from): If asked for, verify all operands
24486 are in the blocks AVAIL_OUT set.
24487 (make_values_for_stmt): Check for SSA_NAMEs that are life
24488 over an abnormal edge.
24489 (compute_avail): Remove such check.
24490 (do_SCCVN_insertion): New function.
24491 (eliminate): If we do not find a leader suitable for replacement
24492 insert a replacement expression from SCCVN if available.
24493 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24494 (struct vn_ssa_aux): Add needs_insertion flag.
24495 * tree-ssa-sccvn.c (may_insert): New global flag.
24496 (copy_reference_ops_from_ref): Value-number union member access
24497 based on its size, not type and member if insertion is allowed.
24498 (visit_reference_op_load): For a weak match from union type
24499 punning lookup a view-converted value and insert a SSA_NAME
24500 for that value if that is not found.
24501 (visit_use): Make dumps shorter. Do not disallow value numbering
24502 SSA_NAMEs that are life over an abnormal edge to constants.
24503 (free_scc_vn): Release inserted SSA_NAMEs.
24504 (run_scc_vn): New flag to specify whether insertion is allowed.
24505 Process SSA_NAMEs in forward order.
24506 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24507 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24508 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24509 pointer type to/from integral types that do not change the
24510 precision to regular conversions.
24512 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24514 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24515 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24516 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24517 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24518 input arguments and the mode of return value. Built-in functions
24519 that operate on whole 64-bit MMX register now use V1DI mode.
24521 2008-03-13 Alon Dayan <alond@il.ibm.com>
24522 Olga Golovanevsky <olga@il.ibm.com>
24524 PR tree-optimization/35041
24525 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24526 to locate the right position in a statement.
24528 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24532 * config/i386/xmmintrin.h: Change all static inline functions to
24533 extern inline and add __gnu_inline__ attribute.
24534 * config/i386/bmintrin.h: Ditto.
24535 * config/i386/smmintrin.h: Ditto.
24536 * config/i386/tmmintrin.h: Ditto.
24537 * config/i386/mmintrin-common.h: Ditto.
24538 * config/i386/ammintrin.h: Ditto.
24539 * config/i386/emmintrin.h: Ditto.
24540 * config/i386/pmmintrin.h: Ditto.
24541 * config/i386/mmintrin.h: Ditto.
24542 * config/i386/mm3dnow.h: Ditto.
24544 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24546 PR middle-end/35185
24547 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24548 (lower_omp_2): New function.
24549 (lower_omp_1, lower_omp): Rewritten.
24551 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24554 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24555 with the phrase "Microsoft Windows compilers".
24556 (Push/Pop Macro Pragmas): New subsection. Document
24557 #pragma push_macro and pragma pop_macro.
24559 2008-03-12 Paul Brook <paul@codesourcery.com>
24561 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24563 2008-03-12 Paul Brook <paul@codesourcery.com>
24565 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24566 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24567 (thumb2_addsi_shortim): Rename ...
24568 (thumb2_addsi_short): ... to this. Allow register operands.
24569 (thumb2_subsi_short): New pattern.
24570 (thumb2_one_cmplsi2_short,
24571 thumb2_negsi2_short): New patterns and peepholes.
24573 2008-03-12 Paul Brook <paul@codesourcery.com>
24575 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24577 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24579 * config/i386/i386.md (int_cond): New code iterator.
24581 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24582 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24583 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24584 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24585 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24586 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24587 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24588 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24590 2008-03-12 Paul Brook <paul@codesourcery.com>
24592 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24593 instead of {arm,thumb}_compute_save_reg_mask.
24594 (output_return_instruction): Ditto.
24595 (thumb_unexpanded_epilogue): Ditto.
24596 (thumb1_expand_prologue): Ditto.
24597 (thumb1_output_function_prologue): Ditto.
24598 (arm_set_return_address): Ditto.
24599 (thumb_set_return_address): Ditto.
24600 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24601 regs to achieve stack alignment.
24602 (thumb1_compute_save_reg_mask): Fix compiler warning.
24603 (arm_output_epilogue): Use offsets->saved_regs_mask.
24604 Adjust stack pointer by poping call clobered registers.
24605 (arm_expand_prologue): Use offsets->saved_regs_mask.
24606 Adjust stack pointer by pushing extra registers.
24607 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24609 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24612 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24613 conversion to the operands of a multiplication.
24615 2008-03-12 Richard Guenther <rguenther@suse.de>
24617 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24618 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24619 * timevar.def (TV_TREE_PHIPROP): Add.
24620 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24621 pass description. Use TV_TREE_PHIPROP.
24622 * tree-ssa-forwprop.c: Remove phiprop code.
24624 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24626 PR middle-end/35549
24627 * omp-low.c (maybe_lookup_decl): Constify first argument.
24628 (use_pointer_for_field): Change last argument from bool to
24629 omp_context *. Disallow shared copy-in/out in nested
24630 parallel if decl is shared in outer parallel too.
24631 (build_outer_var_ref, scan_sharing_clauses,
24632 lower_rec_input_clauses, lower_copyprivate_clauses,
24633 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24635 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24636 Ira Rosen <irar@il.ibm.com>
24638 * tree-vectorizer.c (free_stmt_vec_info): New function.
24639 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24640 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24641 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24642 * tree-vect-transform.c (vectorizable_conversion): Free
24643 vec_oprnds0 if it was allocated.
24644 (vect_permute_store_chain): Remove unused VECs.
24645 (vectorizable_store): Free VECs that are allocated in the..
24647 (vect_transform_strided_load, vectorizable_load): Likewise.
24648 (vect_remove_stores): Simplify the code.
24649 (vect_transform_loop): Move code to vect_remove_stores().
24650 Call vect_remove_stores() and free_stmt_vec_info().
24652 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24654 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24655 TARGET_HPUX. Revise comment.
24656 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24657 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24658 Use sr4 variant of `be' instruction when not generating PIC code.
24659 (attr_length_call): Adjust for above change.
24661 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24663 * ipa-reference.c (static_execute): Remove module_statics_const and
24664 associated setting code.
24666 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24669 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24670 predicate for operand 1.
24671 (paritysi2_cmp): Use register_operand predicate for operand 2.
24672 Use earlyclobber modifier for operand 1. Remove support for
24674 (paritydi2_cmp): Use register_operand predicate for operand 3.
24675 Use earlyclobber modifier for operand 1. Remove support for
24678 2008-03-11 Paul Brook <paul@codesourcery.com>
24679 Vladimir Prus <vladimir@codesourcery.com>
24681 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24682 (arm_compute_save_reg0_reg12_mask): Always
24683 check if register 11 must be saved. Always safe hard frame pointer
24684 when frame_pointer_needeed.
24685 (arm_compute_save_reg_mask): Save IP and PC
24686 only with apcs frames.
24687 (arm_output_epilogue): Adjust Thumb2 codepath to
24688 be also invoked and work for ARM non-apcs frames.
24689 (arm_expand_prologue): Don't bother saving IP
24690 for non-apcs frame, since it's not clobbered by
24691 prologue code. Implement non-apcs frame
24694 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24696 PR rtl-optimization/35281
24697 * expr.c (convert_move): Use a new pseudo for the intermediate
24698 from_mode->word_mode result.
24700 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24702 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24703 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24704 * toplev.c (compile_file): Don't call it.
24706 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24708 PR middle-end/35526
24709 * expr.c (store_expr): Call emit_block_move if the mode
24710 of "temp" RTX is BLKmode.
24712 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24713 Richard Guenther <rguenther@suse.de>
24715 PR tree-optimization/31358
24716 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24717 the step with a NULL_TREE.
24718 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24719 to sizetype if type is a pointer type.
24720 (add_candidate_1): Don't convert the base and step to
24721 the generic type if the orginal type is a pointer type.
24722 (add_iv_value_candidates): Use sizetype for the step
24723 if type is a pointer type.
24724 (cand_value_at): Likewise.
24725 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24727 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24728 Don't convert the tem affine to the type.
24729 (add_elt_to_tree): Use sizetype for the step if a pointer.
24730 Use POINTER_PLUS_EXPR for pointers.
24731 (aff_combination_to_tree): Use sizetype for the step if a
24734 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24736 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24737 Remove commutativity hint.
24739 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24743 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24744 errorneous type. Check that v is a VAR_DECL.
24746 PR middle-end/35099
24747 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24749 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24751 PR tree-optimization/35494
24752 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24753 may be overriden at link and run time.
24755 2008-03-10 Richard Guenther <rguenther@suse.de>
24757 PR tree-optimization/34677
24758 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24759 (poolify_tree): Likewise.
24760 (modify_expr_template): Likewise.
24761 (poolify_modify_stmt): Likewise.
24762 (insert_fake_stores): Handle all component-ref style stores
24763 in addition to INDIRECT_REF. Also handle complex types.
24764 Do not poolify the inserted load.
24765 (realify_fake_stores): Do not rebuild the tree but only
24766 make it a SSA_NAME copy.
24767 (init_pre): Remove initialzation of modify_expr_template.
24768 Do not allocate modify_expr_node_pool.
24769 (fini_pre): Do not free modify_expr_node_pool.
24771 2008-03-10 Paul Brook <paul@codesourcery.com>
24773 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24774 to avoid conflicts.
24776 2008-03-10 Paul Brook <paul@codesourcery.com>
24777 Mark Shinwell <shinwell@codesourcery.com>
24779 * config/arm/cortex-r4.md: New.
24780 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24782 * config/arm/arm.md: Include cortex-r4.md.
24783 (insn): Add smmls, sdiv and udiv values.
24784 (generic_sched): Don't use generic scheduling for Cortex-R4.
24785 (arm_issue_rate): New function.
24786 (TARGET_SCHED_ISSUE_RATE): Define.
24788 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24790 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24792 2008-03-10 Richard Guenther <rguenther@suse.de>
24794 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24795 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24797 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24799 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24800 Set default to true.
24802 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24804 * c.opt (Wsynth): Deprecate.
24805 * doc/invoke.texi (Option Summary, Warning Options): Document
24806 -Wno-format-contains-nul.
24808 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24811 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24812 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24814 2008-03-09 Ira Rosen <irar@il.ibm.com>
24816 * config/rs6000/rs6000.c (builtin_description): Rename vector
24817 left shift operations.
24818 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24819 (altivec_vsl<VI_char>): Rename to ...
24820 (ashl<mode>3): ... new name.
24821 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24823 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24825 2008-03-08 Richard Guenther <rguenther@suse.de>
24827 * coverage.h (tree_coverage_counter_addr): Declare.
24828 * coverage.c (tree_coverage_counter_addr): New function.
24829 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24830 before using again.
24831 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24832 (tree_gen_one_value_profiler): Likewise.
24833 (tree_gen_ic_profiler): Likewise.
24834 (tree_gen_average_profiler): Likewise.
24835 (tree_gen_ior_profiler): Likewise.
24837 2008-03-08 Richard Guenther <rguenther@suse.de>
24839 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24840 (vn_binary_op_insert): Likewise.
24841 (vn_unary_op_lookup): Likewise.
24842 (vn_unary_op_insert): Likewise.
24843 (vn_nary_op_lookup): Declare.
24844 (vn_nary_op_insert): Likewise.
24845 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24846 and binary hashes, use a single obstack for unary_op_pool
24847 and binary_op_pool.
24848 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24849 a single struct vn_nary_op_s. Store tree code length and
24850 a variable number of operands.
24851 (struct vn_reference_op_struct): Remove unused op2.
24852 (vn_reference_op_eq): Do not compare op2.
24853 (vn_reference_op_compute_hash): Do not compute hash of op2.
24854 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24855 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24856 with vn_nary_op_compute_hash.
24857 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24858 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24860 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24862 (visit_unary_op): Call nary functions.
24863 (visit_binary_op): Likewise.
24864 (process_scc): Adjust for struct vn_tables_s changes.
24865 (allocate_vn_table): Likewise.
24866 (free_vn_table): Likewise.
24867 * tree-vn.c (vn_add): Call nary functions.
24868 (vn_lookup): Likewise.
24870 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24873 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24874 wdst back after sync_compare_and_swapqhi_internal.
24876 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24879 * config/i386/i386-modes.def (V1DI): New vector mode.
24880 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24881 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24882 (MMXMODE248): Ditto.
24883 (MMXMODE): Add V1DI mode.
24884 (mmxvecsize): Change DI mode to V1DI mode.
24885 ("mov<mode>): Use MMXMODEI8 mode iterator.
24886 ("*mov<mode>_internal_rex64"): Ditto.
24887 ("*mov<mode>_internal"): Ditto.
24888 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24889 ("mmx_sub<mode>3"): Ditto.
24890 ("mmx_adddi3"): Remove insn pattern.
24891 ("mmx_subdi3"): Ditto.
24892 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24893 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24894 ("mmx_ashl<mode>3"): Ditto.
24895 ("mmx_lshrdi3"): Remove insn pattern.
24896 ("mmx_ashldi3"): Ditto.
24897 * config/i386/i386.c (classify_argument): Handle V1DImode.
24898 (function_arg_advance_32): Ditto.
24899 (function_arg_32): Ditto.
24900 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24901 mmx_addv1di3 insn pattern.
24902 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24903 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24904 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24905 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24906 Remove definitions of built-in functions.
24907 (V1DI_type_node): New node.
24908 (v1di_ftype_v1di_int): Ditto.
24909 (v1di_ftype_v1di_v1di): Ditto.
24910 (v2si_ftype_v2si_si): Ditto.
24911 (v4hi_ftype_v4hi_di): Remove node.
24912 (v2si_ftype_v2si_di): Ditto.
24913 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24914 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24915 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24916 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24917 Add new builtins using def_builtin_const.
24918 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24919 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24920 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24921 * config/i386/mmintrin.h (__v1di): New typedef.
24922 (_mm_add_si64): Cast arguments to __v1di type.
24923 (_mm_sub_si64): Ditto.
24924 (_mm_sll_pi16): Cast __count to __v4hi type.
24925 (_mm_sll_pi32): Cast __count to __v2si type.
24926 (_mm_sll_si64): Cast arguments to __v1di type.
24927 (_mm_srl_pi16): Cast __count to __v4hi type.
24928 (_mm_srl_pi32): Cast __count to __v2si type.
24929 (_mm_srl_si64): Cast arguments to __v1di type.
24930 (_mm_sra_pi16): Cast __count to __v4hi type.
24931 (_mm_sra_pi32): Cast __count to __v2si type.
24932 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24933 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24934 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24935 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24936 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24937 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24938 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24939 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24940 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24941 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24942 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24943 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24945 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24947 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24949 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24952 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24953 reg+const addressing for Altivec modes. Don't generate reg+reg
24954 addressing for TFmode or TDmode quantities.
24956 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24958 * c-common.c (vector_types_convertible_p): Call langhook
24959 instead of comptypes.
24961 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24964 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24965 integral and scalar float variables which have a
24968 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24970 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24971 dwarf_register_span hook when emitting unwind information for
24972 register-to-memory saves.
24973 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24974 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24976 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24978 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24979 for the same VAR_DECL.
24981 2008-03-06 Tom Tromey <tromey@redhat.com>
24983 * treelang: Delete.
24984 * doc/standards.texi (Standards): Don't mention treelang.
24985 * doc/invoke.texi (Overall Options): Don't mention treelang.
24986 * doc/install.texi (Prerequisites): Don't mention bison or
24988 (Configuration): Don't mention treelang.
24989 (Building): Likewise.
24990 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24992 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24994 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24995 word-extractions out of a multi-word object.
24997 2008-03-06 Richard Guenther <rguenther@suse.de>
24999 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25000 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25001 result type and precision.
25002 * expr.c (get_inner_reference): Set unsignedp based on the result
25003 type of BIT_FIELD_REF.
25004 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25005 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25006 (try_instantiate_multiple_fields): Likewise. Use the correct type
25008 (sra_build_assignment): Likewise.
25009 (sra_build_elt_assignment): Likewise.
25010 (sra_explode_bitfield_assignment): Likewise.
25011 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25012 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25013 set BIT_FIELD_REF_UNSIGNED.
25014 (vectorizable_load): Likewise.
25016 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25018 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25021 2008-03-06 Richard Guenther <rguenther@suse.de>
25023 * alias.c (struct alias_set_entry): Move has_zero_child field
25024 to pack with alias_set.
25026 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25028 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25031 2008-03-05 Ian Lance Taylor <iant@google.com>
25033 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25035 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25037 * fwprop.c (update_df): Support width and offset parameters of
25039 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25040 global_conflicts): Change DF_REF_EXTRACT to either
25041 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25042 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25043 * df-scan.c (df_ref_record, df_defs_record,
25044 df_ref_create_structure, df_def_record_1, df_uses_record,
25045 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25046 df_bb_refs_collect, df_entry_block_defs_collect,
25047 df_exit_block_uses_collect): Support new width and offset fields.
25048 (ref_extract_pool): New storage pool.
25049 (df_free_ref): New function.
25050 (df_reg_chain_unlink, df_free_collection_rec,
25051 df_sort_and_compress_refs): Call df_free_ref.
25052 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25054 (df_ref_create_structure): Allocate df_ref_extract if offset and
25055 width fields are used.
25056 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25057 (df_uses_record): Get offset and width from ZERO_EXTRACT
25059 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25060 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25061 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25062 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25063 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25064 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25065 (df_ref_extract): New structure.
25066 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25067 (df_ref_create): Add width and offset parameters.
25069 2008-03-05 Richard Guenther <rguenther@suse.de>
25071 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25072 Use ranges_overlap_p.
25073 (offset_overlaps_with_access): Rename
25074 to ranges_overlap_p and move ...
25075 * tree-flow-inline.h (ranges_overlap_p): ... here.
25077 * tree.h (get_inner_reference, handled_component_p): Update
25080 * tree.h (record_component_aliases, get_alias_set,
25081 alias_sets_conflict_p, alias_sets_must_conflict_p,
25082 objects_must_conflict_p): Move declarations ...
25083 * alias.h (record_component_aliases, get_alias_set,
25084 alias_sets_conflict_p, alias_sets_must_conflict_p,
25085 objects_must_conflict_p): ... here.
25086 Include coretypes.h.
25087 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25089 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25091 * cfg.c: Include tree-flow.h.
25092 (remove_edge_raw): Call redirect_edge_var_map_clear.
25093 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25094 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25095 (redirect_edge_var_map_result): New.
25096 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25097 PENDING_STMT use with redirect_edge_var_map_*.
25098 * tree-ssa.c (edge_var_maps): New definition.
25099 (redirect_edge_var_map_add): New.
25100 (redirect_edge_var_map_clear): New.
25101 (redirect_edge_var_map_dup): New.
25102 (redirect_edge_var_map_vector): New.
25103 (redirect_edge_var_map_destroy): New.
25104 (ssa_redirect_edge): Replace PENDING_STMT use with
25105 redirect_edge_var_map_*.
25106 (flush_pending_stmts): Same.
25107 (delete_tree_ssa): Destroy edge var map.
25108 * tree-flow.h (struct _edge_var_map): New.
25109 Define edge_var_map vector type.
25110 Declare redirect_edge_var_map_* prototypes.
25111 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25112 * tree-cfg.c (reinstall_phi_args): Replace
25113 PENDING_STMT use with redirect_edge_var_map_*.
25115 2008-03-05 Richard Guenther <rguenther@suse.de>
25117 PR tree-optimization/35472
25118 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25119 whose single use_stmt has a overlapping set of loaded and
25120 stored symbols as that use_stmt might be a noop assignment then.
25122 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25124 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25126 2008-03-05 Richard Guenther <rguenther@suse.de>
25129 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25130 should be constants.
25131 * tree-cfg.c (verify_expr): Verify it.
25132 * fold-const.c (fold_truthop): Remove code generating
25133 BIT_FIELD_REFs of structure bases.
25134 (fold_binary): Likewise.
25135 (fold_ternary): Position and size of BIT_FIELD_REFs are
25136 always host integers.
25137 (make_bit_field_ref): Remove.
25138 (optimize_bit_field_compare): Remove.
25139 (all_ones_mask_p): Remove.
25141 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25144 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25145 (split_block_and_df_analyze): New. Split basic block and rebuild
25147 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25149 (split_pattern_seq): Likewise.
25150 (erase_matching_seqs): Likewise.
25151 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25153 2008-03-04 Geoff Keating <geoffk@apple.com>
25155 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25156 declaration and code.
25157 (tree_invalid_nonnegative_warnv_p): Likewise.
25159 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25161 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25162 examples. Truncate option-names then causing overfull hbox.
25164 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25167 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25169 * configure: Rebuilt.
25171 2008-03-04 Rafael Espíndola <espindola@google.com>
25173 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25174 (tree_unary_nonnegative_warnv_p): New.
25175 (tree_binary_nonnegative_warnv_p): New.
25176 (tree_single_nonnegative_warnv_p): New.
25177 (tree_invalid_nonnegative_warnv_p): New.
25178 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25180 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25183 * opts.c (handle_option): Postpone 'unknown option' errors only for
25186 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25189 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25192 2008-03-04 Rafael Espíndola <espindola@google.com>
25194 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25195 (tree_binary_nonzero_warnv_p): New.
25196 (tree_single_nonzero_warnv_p): New.
25197 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25199 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25201 PR middle-end/35456
25202 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25203 transformations for modes that have signed zeros.
25204 * ifcvt.c (noce_try_abs): Ditto.
25206 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25208 * config/i386/i386.c (override_options): Force
25209 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25211 2008-03-04 Jan Hubicka <jh@suse.cz>
25214 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25217 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25219 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25220 label to probe the stack.
25222 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25224 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25225 (__gthr_win32_mutex_destroy): Declare.
25226 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25227 __gthr_win32_mutex_destroy.
25228 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25230 2008-03-03 Jan Hubicka <jh@suse.cz>
25233 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25234 aggressive on inlining cold calls.
25236 2008-03-03 Richard Guenther <rguenther@suse.de>
25238 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25239 struct copies into the expression table.
25240 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25241 (try_to_simplify): Likewise.
25242 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25243 integral and pointer arguments which do not change the
25244 precision to NOP_EXPRs.
25245 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25246 VIEW_CONVERT_EXPR case.
25248 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25250 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25251 defined in a loop at depth 0 is invariant.
25252 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25253 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25254 be called at loop depth 0.
25256 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25259 * gcc.c (process_command): Update copyright notice dates.
25260 * gcov.c (print_version): Likewise.
25261 * gcov-dump.c (print_version): Likewise.
25262 * mips-tfile.c (main): Likewise.
25263 * mips-tdump.c (main): Likewise.
25265 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25268 * c-common.c (flag_permissive): Delete.
25269 (constant_expression_warnings): Check flags first.
25270 (constant_expression_error): New.
25271 * c-common.h (flag_permissive): Delete.
25272 (constant_expression_error): Declare.
25273 * flags.h (flag_permissive): Declare. Update description.
25274 * diagnostic.c (pedwarn): Update.
25276 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25277 (permissive_error_kind): New.
25278 * toplev.c (flag_permissive): Define. Update description.
25279 * toplev.h (permissive_error_kind): Declare.
25280 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25281 (pedwarn_c90): Use pedantic_warning_kind.
25282 * c-opts.c (c_common_post_options): flag_permissive does not affect
25283 flag_pedantic_errors.
25285 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25287 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25288 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25289 __absvsi2, __absvDI2): Use unsigned arithmetic.
25291 2008-03-02 Andi Kleen <ak@suse.de>
25292 Richard Guenther <rguenther@suse.de>
25294 * struct-equiv.c: Remove file.
25295 * cfg_cleanup.c (condjump_equiv_p): Remove.
25296 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25297 (struct-equiv.o): Remove rule.
25298 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25299 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25300 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25302 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25304 * ifcvt.c (noce_process_if_block): Try to handle only the then
25305 block if the else block exists but isn't suitable.
25307 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25310 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25311 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25312 regression from previous patch.
25314 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25317 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25319 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25320 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25321 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25322 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25323 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25324 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25325 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25326 (__gthread_mutex_destroy_function): Rename to
25327 __gthread_mutex_destroy.
25328 * gthr-dce.h (__gthread_mutex_destroy): Call
25329 pthread_mutex_destroy.
25330 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25331 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25332 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25334 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25336 * df-scan.c (df_ref_chain_change_bb): Simplify.
25337 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25338 set_block_for_insn if there's any change.
25339 * df.h ((df_insn_change_bb): Fix prototype.
25340 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25341 df_insn_change_bb, don't call set_block_for_insn.
25342 * emit-rtl.c (reorder_insns): Likewise.
25343 * haifa-sched.c (move_insn): Likewise.
25345 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25347 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25349 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25351 * tree-flow-inline.h (next_readonly_imm_use): Return
25352 NULL_USE_OPERAND_P after the end.
25354 2008-03-01 Richard Guenther <rguenther@suse.de>
25356 PR tree-optimization/35411
25357 * tree-sra.c (sra_build_assignment): Split conversion to
25358 final type to a separate statement if we are not assigning
25361 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25363 * fold-const.c (fold_convertible_p): Correct the logic to follow
25364 that in fold_convert().
25366 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25369 * tree-inline.c (build_duplicate_type): When we make a
25370 duplicate type, make it unique in the canonical types system.
25372 2008-02-29 Tom Tromey <tromey@redhat.com>
25374 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25375 input_file_stack_history, input_file_stack_restored): Remove.
25376 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25377 * input.h (struct file_stack): Remove.
25378 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25379 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25381 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25383 (diagnostic_last_module_changed): Add 'map' argument.
25384 (diagnostic_set_last_function): Likewise.
25385 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25386 line map, not input_file_stack.
25387 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25389 2008-02-29 Paul Brook <paul@codesourcery.com>
25391 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25393 2008-02-29 Paul Brook <paul@codesourcery.com>
25395 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25397 2008-02-29 Richard Guenther <rguenther@suse.de>
25399 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25401 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25402 value for comparing for a store match.
25403 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25404 (try_to_simplify): Do not do a full-blown reference lookup.
25406 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25408 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25409 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25411 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25413 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25415 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25416 strides against cache sizes.
25418 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25420 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25423 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25425 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25426 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25427 is smaller than the original promoted value.
25428 (simplify_subreg): If OP is a SUBREG, try to preserve its
25429 SUBREG_PROMOTED_VAR_P information.
25431 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25433 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25434 (VN_INFO_GET): Allocate new objects on the obstack.
25435 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25436 for rpo_numbers_temp, for consistency.
25437 (free_scc_vn): Free the obstack.
25439 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25441 * doc/invoke.texi: Document -ftree-loop-distribution.
25442 * tree-loop-distribution.c: New.
25443 * tree-pass.h (pass_loop_distribution): New.
25444 * graphds.h (struct graph): Add htab_t indices.
25445 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25446 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25447 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25448 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25449 * tree-data-ref.c (debug_data_dependence_relations): New.
25450 (dump_data_dependence_relation): Also print data references.
25451 (free_data_ref): Extern.
25452 (same_access_functions): Moved...
25453 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25454 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25455 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25456 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25457 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25458 (stmts_from_loop): Skip LABEL_EXPR.
25459 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25461 (build_rdg): Initialize rdg->indices htab.
25462 (free_rdg, stores_from_loop, ref_base_address,
25463 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25464 have_similar_memory_accesses_1, ref_base_address_1,
25465 remove_similar_memory_refs): New.
25466 * tree-data-ref.h: Depend on tree-chrec.h.
25467 (debug_data_dependence_relations, free_data_ref): Declared.
25468 (same_access_functions): ... here.
25469 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25471 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25472 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25473 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25474 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25475 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25476 rdg_vertex_for_stmt): Declared.
25477 (struct rdg_edge): Add level.
25479 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25480 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25482 (rdg_has_similar_memory_accesses): New.
25483 * tree-vect-analyze.c: Remove unused static decls.
25484 * lambda.h (dependence_level): New.
25485 * common.opt (ftree-loop-distribution): New.
25486 * tree-flow.h (mark_virtual_ops_in_bb,
25487 slpeel_tree_duplicate_loop_to_edge_cfg,
25488 rename_variables_in_loop): Declared.
25489 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25490 (OBJS-common): Add tree-loop-distribution.o.
25491 (tree-loop-distribution.o): New rule.
25492 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25493 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25494 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25496 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25499 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25500 other than structures and unions.
25502 2008-02-28 Richard Guenther <rguenther@suse.de>
25505 2008-02-26 Richard Guenther <rguenther@suse.de>
25507 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25508 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25509 (lookup_decl_from_uid): Declare.
25510 (remove_decl_from_map): Likewise.
25511 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25512 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25513 (decl_for_uid_map): New global hashtable mapping DECL_UID
25515 (init_ttree): Allocate it.
25516 (insert_decl_to_uid_decl_map): New helper function.
25517 (make_node_stat): Insert new decls into the map.
25518 (copy_node_stat): Likewise.
25519 (lookup_decl_from_uid): New function.
25520 (remove_decl_from_map): Likewise.
25521 (print_decl_for_uid_map_statistics): New helper.
25522 (dump_tree_statistics): Call it.
25524 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25525 (referenced_var_iterator): Adjust.
25526 (FOR_EACH_REFERENCED_VAR): Adjust.
25527 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25528 (num_referenced_vars): Adjust.
25529 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25530 (first_referenced_var): Remove.
25531 (end_referenced_vars_p): Likewise.
25532 (next_referenced_var): Likewise.
25533 (referenced_var_iterator_set): New helper function.
25534 * tree-dfa.c (referenced_var_lookup): Adjust.
25535 (referenced_var_check_and_insert): Likewise.
25536 (remove_referenced_var): Likewise.
25537 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25538 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25539 (verify_call_clobbering): Likewise.
25540 (verify_memory_partitions): Likewise.
25541 (init_tree_ssa): Allocate bitmap instead of hashtable for
25543 (delete_tree_ssa): Adjust.
25544 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25545 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25546 (compute_tag_properties): Likewise.
25547 (set_initial_properties): Likewise.
25548 (find_partition_for): Likewise.
25549 (update_reference_counts): Likewise.
25550 (dump_may_aliases_for): Likewise.
25551 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25552 (add_call_clobber_ops): Likewise.
25553 (add_call_read_ops): Likewise.
25554 (get_asm_expr_operands): Likewise.
25555 * tree-into-ssa.c (dump_decl_set): Likewise.
25556 (update_ssa): Likewise.
25557 * tree-sra.c (scan_function): Likewise.
25558 (decide_instantiations): Likewise.
25559 (scalarize_parms): Likewise.
25560 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25561 (dsa_named_for): Likewise.
25562 * tree-ssa-structalias.c (update_alias_info): Likewise.
25563 (merge_smts_into): Likewise.
25565 2008-02-27 David Daney <ddaney@avtrex.com>
25568 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25569 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25570 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25571 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25572 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25574 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25577 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25578 (BUILT_IN_NEXTTOWARD): Remove.
25579 (BUILT_IN_NEXTTOWARDF): Ditto.
25580 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25581 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25583 2008-02-27 Tom Tromey <tromey@redhat.com>
25585 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25586 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25588 2008-02-27 Jan Beulich <jbeulich@novell.com>
25590 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25591 update the respective field on newdecl.
25593 2008-02-27 Revital Eres <eres@il.ibm.com>
25595 PR rtl-optimization/34999
25596 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25597 crossing edges that ends with a call insn.
25598 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25599 call insn and clear the EDGE_CROSSING flag of the crossing edge
25600 when fixing fallthru edges.
25602 2008-02-27 Richard Guenther <rguenther@suse.de>
25604 PR middle-end/35390
25605 * fold-const.c (fold_unary): Return the correct argument,
25606 converted to the result type.
25608 2008-02-27 Richard Guenther <rguenther@suse.de>
25610 PR middle-end/34971
25611 * expr.c (expand_expr_real_1): Assert on rotates that operate
25613 * fold-const.c (fold_binary): Use the types precision, not the
25614 bitsize of the mode if folding rotate expressions. Build rotates
25615 only for full modes.
25617 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25619 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25620 and CPP_PRAGMA_EOL.
25621 * c-pragma.c (pragma_ns_name): New typedef.
25622 (registered_pp_pragmas): New variable.
25623 (c_pp_lookup_pragma): New function.
25624 (c_register_pragma_1): If flag_preprocess_only, do nothing
25625 for non-expanded pragmas, for expanded ones push pragma's
25626 namespace and name into registered_pp_pragmas vector.
25627 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25628 flag_preprocess_only, don't register GCC pch_preprocess
25629 pragma if flag_preprocess_only.
25630 * c-opts.c (c_common_init): Call init_pragma even if
25631 flag_preprocess_only.
25632 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25633 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25634 cpp_register_pragma if flag_preprocess_only.
25636 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25639 * c-parser.c (c_parser_translation_unit): Warn for empty
25640 translation unit, not empty source file.
25642 2008-02-26 Paul Brook <paul@codesourcery.com>
25644 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25645 operand for Thumb-2.
25646 * config/arm/arm.h (reg_class): Add CORE_REGS.
25647 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25648 (BASE_REG_CLASS): Use CORE_REGS.
25649 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25650 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25651 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25652 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25653 ARM_REGNO_OK_FOR_INDEX_P.
25654 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25655 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25656 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25657 (ldm/stm peepholes): Ditto.
25658 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25659 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25660 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25661 * config/arm/constraints.md: Enable "k" constraint on ARM.
25663 2008-02-27 Ben Elliston <bje@au.ibm.com>
25665 * config/rs6000/rs6000.c: Annotate cache line size field in all
25666 instances of struct processor_costs.
25668 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25670 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25671 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25672 jump_bypass): New counters.
25673 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25674 * dce.c (gate_ud_dce): Same.
25675 (gate_fast_dce): Same.
25676 * dse.c (gate_dse1): New function.
25677 (gate_dse2): New function.
25678 (gate_dse): Merge results of new gate functions.
25679 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25680 (gate_handle_jump_bypass): Add dbg_cnt.
25681 (gate_handle_gcse): Add dbg_cnt.
25682 * ifcvt.c (gate_handle_if_conversion): Same.
25683 (gate_handle_if_after_combine): Same.
25684 (gate_handle_if_after_reload): Same.
25685 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25687 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25689 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25691 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25693 2008-02-26 Jason Merrill <jason@redhat.com>
25696 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25697 alone if it's the naming decl for the type's main variant.
25699 2008-02-26 Tom Tromey <tromey@redhat.com>
25701 * system.h (USE_MAPPED_LOCATION): Poison.
25702 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25703 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25704 (make_goto_expr_edges): Likewise.
25705 (remove_bb): Likewise.
25706 (execute_warn_function_return): Likewise.
25707 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25709 * c-common.c (fname_decl): Remove old location code.
25710 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25712 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25714 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25715 (gen_rtx_ASM_INPUT): Likewise.
25716 (gen_rtx_ASM_INPUT_loc): Likewise.
25717 (get_rtx_asm_OPERANDS): Remove.
25718 * cfglayout.c (insn_locators_alloc): Remove old location code.
25719 (set_curr_insn_source_location): Likewise.
25720 (curr_insn_locator): Likewise.
25721 * print-tree.c (print_node): Remove old location code.
25722 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25723 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25724 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25725 location_from_locus.
25726 (construct_exit_block): Remove old location code.
25727 * emit-rtl.c (force_next_line_note): Remove old location code.
25728 * profile.c (branch_prob): Remove old location code.
25729 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25730 LOC_LINE): Remove old-location variants.
25731 * langhooks.c (lhd_print_error_function): Remove old location
25733 * configure, config.in: Rebuilt.
25734 * configure.ac (--enable-mapped-location): Remove.
25735 * c-decl.c (c_init_decl_processing): Remove old location code.
25736 (finish_function): Likewise.
25737 * recog.c (decode_asm_operands): Remove old location code.
25738 * c-pch.c (c_common_read_pch): Remove old location code.
25739 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25741 * gimple-low.c (lower_function_body): Remove old location code.
25742 * toplev.c (unknown_location): Remove.
25743 (push_srcloc): Remove old-location variant.
25744 (process_options): Remove old location code.
25745 (lang_dependent_init): Likewise.
25746 * input.h (UNKNOWN_LOCATION): Move definition.
25747 (location_t): Undeprecate.
25748 (source_locus): Remove.
25749 (location_from_locus): Remove.
25750 (struct location_s): Remove.
25751 Remove all old-location code.
25752 (input_line, input_filename): Remove.
25753 * final.c (final_scan_insn): Remove old location code.
25754 * diagnostic.c (diagnostic_build_prefix): Remove
25755 USE_MAPPED_LOCATION test.
25756 * tree.h (gimple_stmt) <locus>: Now a location_t.
25757 (tree_exp) <locus>: Likewise.
25758 (DECL_IS_BUILTIN): Remove old-location variant.
25759 (annotate_with_file_line, annotate_with_locus): Likewise.
25760 (expr_locus, set_expr_locus): Update.
25761 * tree.c (build1_stat): Remove old location code.
25762 (last_annotated_node): Remove.
25763 (annotate_with_file_line): Remove old-location variant.
25764 (annotate_with_locus): Likewise.
25765 (expr_location): Remove old location code.
25766 (set_expr_location): Likewise.
25767 (expr_has_location): Likewise.
25768 (expr_locus): Likewise.
25769 (set_expr_locus): Likewise.
25770 (expr_filename): Don't use location_from_locus.
25771 (expr_lineno): Likewise.
25772 * rtl-error.c (location_for_asm): Remove old location code.
25773 * c-lex.c (cb_line_change): Remove old location code.
25774 (fe_file_change): Likewise.
25775 (cb_def_pragma): Likewise.
25776 (c_lex_with_flags): Likewise.
25777 * gengtype.c (do_typedef): Don't special-case location types.
25778 (define_location_structures): Remove.
25779 (main): Don't call define_location_structures.
25780 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25783 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25786 * builtins.def (BUILT_IN_STDARG_START): Remove.
25787 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25788 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25789 * tree-inline.c (inline_forbidden_p_1): Likewise.
25791 2008-02-26 Richard Guenther <rguenther@suse.de>
25793 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25794 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25795 (lookup_decl_from_uid): Declare.
25796 (remove_decl_from_map): Likewise.
25797 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25798 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25799 (decl_for_uid_map): New global hashtable mapping DECL_UID
25801 (init_ttree): Allocate it.
25802 (insert_decl_to_uid_decl_map): New helper function.
25803 (make_node_stat): Insert new decls into the map.
25804 (copy_node_stat): Likewise.
25805 (lookup_decl_from_uid): New function.
25806 (remove_decl_from_map): Likewise.
25807 (print_decl_for_uid_map_statistics): New helper.
25808 (dump_tree_statistics): Call it.
25810 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25811 (referenced_var_iterator): Adjust.
25812 (FOR_EACH_REFERENCED_VAR): Adjust.
25813 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25814 (num_referenced_vars): Adjust.
25815 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25816 (first_referenced_var): Remove.
25817 (end_referenced_vars_p): Likewise.
25818 (next_referenced_var): Likewise.
25819 (referenced_var_iterator_set): New helper function.
25820 * tree-dfa.c (referenced_var_lookup): Adjust.
25821 (referenced_var_check_and_insert): Likewise.
25822 (remove_referenced_var): Likewise.
25823 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25824 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25825 (verify_call_clobbering): Likewise.
25826 (verify_memory_partitions): Likewise.
25827 (init_tree_ssa): Allocate bitmap instead of hashtable for
25829 (delete_tree_ssa): Adjust.
25830 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25831 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25832 (compute_tag_properties): Likewise.
25833 (set_initial_properties): Likewise.
25834 (find_partition_for): Likewise.
25835 (update_reference_counts): Likewise.
25836 (dump_may_aliases_for): Likewise.
25837 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25838 (add_call_clobber_ops): Likewise.
25839 (add_call_read_ops): Likewise.
25840 (get_asm_expr_operands): Likewise.
25841 * tree-into-ssa.c (dump_decl_set): Likewise.
25842 (update_ssa): Likewise.
25843 * tree-sra.c (scan_function): Likewise.
25844 (decide_instantiations): Likewise.
25845 (scalarize_parms): Likewise.
25846 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25847 (dsa_named_for): Likewise.
25848 * tree-ssa-structalias.c (update_alias_info): Likewise.
25849 (merge_smts_into): Likewise.
25851 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25854 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25855 * c-opts.c (c_common_handle_option): Wall enables
25856 Wvolatile-register-var.
25857 * common.opt: Move Wvolatile-register-var to...
25860 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25862 * common.opt (Wlarger-than=): New.
25863 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25865 * opts.c (common_handle_option): Handle -Wlarger-than=.
25866 * optc-gen.awk: Likewise.
25867 * opth-gen.awk: Likewise.
25868 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25869 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25871 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25873 * c-common.c (match_case_to_enum_1): Add appropriate
25874 OPT_W* parameter to warning.
25875 (c_do_switch_warnings): Likewise.
25876 * c-typeck.c (warning_init): Add one more parameter following
25877 'warning' function.
25878 (push_init_level): Update call to warning_init.
25879 (pop_init_level): Likewise.
25880 (add_pending_init): Likewise.
25881 (output_init_element: Likewise.
25883 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25886 * toplev.c (toplev_main): If there are warnings or error, print
25887 errors for ignored options.
25888 * opts.c (ignored_options): New static variable.
25889 (postpone_unknown_option_error): New.
25890 (print_ignored_options): New.
25891 (handle_option): Postpone errors for unknown -Wno-* options.
25892 * opts.h (print_ignored_options): Declare.
25894 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25896 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25899 2008-02-25 Richard Guenther <rguenther@suse.de>
25902 2008-02-25 Richard Guenther <rguenther@suse.de>
25904 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25905 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25906 (lookup_decl_from_uid): Declare.
25907 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25908 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25909 (decl_for_uid_map): New global hashtable mapping DECL_UID
25911 (init_ttree): Allocate it.
25912 (insert_decl_to_uid_decl_map): New helper function.
25913 (make_node_stat): Insert new decls into the map.
25914 (copy_node_stat): Likewise.
25915 (lookup_decl_from_uid): New function.
25916 (print_decl_for_uid_map_statistics): New helper.
25917 (dump_tree_statistics): Call it.
25919 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25920 (referenced_var_iterator): Adjust.
25921 (FOR_EACH_REFERENCED_VAR): Adjust.
25922 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25923 (num_referenced_vars): Adjust.
25924 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25925 (first_referenced_var): Remove.
25926 (end_referenced_vars_p): Likewise.
25927 (next_referenced_var): Likewise.
25928 (referenced_var_iterator_set): New helper function.
25929 * tree-dfa.c (referenced_var_lookup): Adjust.
25930 (referenced_var_check_and_insert): Likewise.
25931 (remove_referenced_var): Likewise.
25932 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25933 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25934 (verify_call_clobbering): Likewise.
25935 (verify_memory_partitions): Likewise.
25936 (init_tree_ssa): Allocate bitmap instead of hashtable for
25938 (delete_tree_ssa): Adjust.
25939 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25940 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25941 (compute_tag_properties): Likewise.
25942 (set_initial_properties): Likewise.
25943 (find_partition_for): Likewise.
25944 (update_reference_counts): Likewise.
25945 (dump_may_aliases_for): Likewise.
25946 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25947 (add_call_clobber_ops): Likewise.
25948 (add_call_read_ops): Likewise.
25949 (get_asm_expr_operands): Likewise.
25950 * tree-into-ssa.c (dump_decl_set): Likewise.
25951 (update_ssa): Likewise.
25952 * tree-sra.c (scan_function): Likewise.
25953 (decide_instantiations): Likewise.
25954 (scalarize_parms): Likewise.
25955 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25956 (dsa_named_for): Likewise.
25957 * tree-ssa-structalias.c (update_alias_info): Likewise.
25958 (merge_smts_into): Likewise.
25960 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25963 * doc/invoke.texi (-fcx-limited-range): Document new option.
25964 * toplev.c (process_options): Handle -fcx-fortran-rules.
25965 * common.opt: Add documentation for -fcx-fortran-rules.
25967 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25970 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25971 actual behaviour and C99.
25973 2008-02-26 Ben Elliston <bje@au.ibm.com>
25975 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25976 (ASM_CPU_POWER6_SPEC): Likewise.
25977 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25978 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25979 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25981 2008-02-25 Richard Guenther <rguenther@suse.de>
25983 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25984 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25985 (lookup_decl_from_uid): Declare.
25986 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25987 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25988 (decl_for_uid_map): New global hashtable mapping DECL_UID
25990 (init_ttree): Allocate it.
25991 (insert_decl_to_uid_decl_map): New helper function.
25992 (make_node_stat): Insert new decls into the map.
25993 (copy_node_stat): Likewise.
25994 (lookup_decl_from_uid): New function.
25995 (print_decl_for_uid_map_statistics): New helper.
25996 (dump_tree_statistics): Call it.
25998 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25999 (referenced_var_iterator): Adjust.
26000 (FOR_EACH_REFERENCED_VAR): Adjust.
26001 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26002 (num_referenced_vars): Adjust.
26003 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26004 (first_referenced_var): Remove.
26005 (end_referenced_vars_p): Likewise.
26006 (next_referenced_var): Likewise.
26007 (referenced_var_iterator_set): New helper function.
26008 * tree-dfa.c (referenced_var_lookup): Adjust.
26009 (referenced_var_check_and_insert): Likewise.
26010 (remove_referenced_var): Likewise.
26011 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26012 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26013 (verify_call_clobbering): Likewise.
26014 (verify_memory_partitions): Likewise.
26015 (init_tree_ssa): Allocate bitmap instead of hashtable for
26017 (delete_tree_ssa): Adjust.
26018 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26019 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26020 (compute_tag_properties): Likewise.
26021 (set_initial_properties): Likewise.
26022 (find_partition_for): Likewise.
26023 (update_reference_counts): Likewise.
26024 (dump_may_aliases_for): Likewise.
26025 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26026 (add_call_clobber_ops): Likewise.
26027 (add_call_read_ops): Likewise.
26028 (get_asm_expr_operands): Likewise.
26029 * tree-into-ssa.c (dump_decl_set): Likewise.
26030 (update_ssa): Likewise.
26031 * tree-sra.c (scan_function): Likewise.
26032 (decide_instantiations): Likewise.
26033 (scalarize_parms): Likewise.
26034 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26035 (dsa_named_for): Likewise.
26036 * tree-ssa-structalias.c (update_alias_info): Likewise.
26037 (merge_smts_into): Likewise.
26039 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26042 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26043 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26044 * alias.h (nonoverlapping_memrefs_p): Likewise.
26046 2008-02-25 Jan Beulich <jbeulich@novell.com>
26048 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26049 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26050 __emultls_get_address, __emultls_register_common,
26051 __floatundi?f, and _Unwind_GetIPInfo.
26052 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26053 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26054 (gen_regparm_prefix): Likewise.
26055 (i386_nlm_encode_section_info): Sync with
26056 config/i386/winnt.c:i386_pe_encode_section_info().
26057 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26058 i386_nlm_mangle_decl_assembler_name): New.
26059 (netware_override_options): New.
26060 * config/i386/netware.h (netware_override_options): Declare.
26061 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26062 (i386_nlm_mangle_decl_assembler_name): Declare.
26063 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26065 2008-02-25 Ben Elliston <bje@au.ibm.com>
26068 * c-decl.c (grokdeclarator): Remove unused local variables
26069 `typedef_type' and `type_as_written'.
26071 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26072 unused local variable `has_hot_blocks'.
26073 (fix_crossing_conditional_branches): Remove unused local variable
26076 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26078 PR middle-end/19984
26079 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26080 using DEF_C99_BUILTIN.
26081 (BUILT_IN_NANF): Ditto.
26082 (BUILT_IN_NANL): Ditto.
26084 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26085 Revital Eres <eres@il.ibm.com>
26087 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26088 regarding the order of two dependent insns in the same row.
26090 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26092 * stor-layout.c (layout_decl): Do not bump the alignment of a
26093 bit-field to more than byte alignment if it is packed.
26095 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26097 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26100 2008-02-24 Diego Novillo <dnovillo@google.com>
26102 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26105 * tree-vrp.c (vrp_evaluate_conditional): With
26106 -Wtype-limits, emit a warning when comparing against a
26107 constant outside the natural range of OP0's type.
26108 * c.opt (Wtype-limits): Move ...
26109 * common.opt (Wtype-limits): ... here.
26111 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26113 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26114 * config/rs6000/e300c2c3.md: New file.
26115 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26117 (rs6000_override_options): Add e300c2 and e300c3 cases to
26118 processor_target_table. Do not allow usage of Altivec or Spe
26119 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26120 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26121 * config/rs6000/rs6000.h (processor_type): Add
26122 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26123 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26124 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26125 and ppce300c3. Include e300c2c3.md.
26127 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26129 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26130 instead of TARGET_STRICT_ALIGN.
26132 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26134 * explow.c (memory_address): Assert that the generated address is
26137 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26140 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26141 * config/darwin-ppc-ldouble-patch.def: New file.
26142 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26143 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26144 SUBTARGET_INIT_BUILTINS if defined.
26145 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26148 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26151 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26152 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26154 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26157 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26158 file" warning condtional on -Winvalid-PCH.
26160 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26162 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26164 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26168 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26169 prevent reload from using MMX registers.
26170 (*mov<mode>_internal): Ditto.
26171 (*movv2sf_internal_rex64): Ditto.
26172 (*movv2sf_internal): Ditto.
26174 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26176 PR documentation/31569
26177 * doc/install.texi2html: Use makeinfo --no-number-sections.
26179 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26181 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26182 ensure that we can address an entire entity > 8 bytes. Don't
26183 generate reg+reg addressing for such data.
26185 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26187 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26188 strings when optimizing for size, unless the target cares about
26191 2008-02-22 Tom Tromey <tromey@redhat.com>
26193 * regclass.c (current_pass): Remove declaration.
26195 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26197 * config/avr/libgcc.S (__RAMPZ__): Define.
26198 (__do_copy_data): Add for devices with 128KB code memory.
26200 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26202 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26204 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26206 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26208 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26211 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26214 * c-typeck.c (build_binary_op): Warn about floating point
26215 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26217 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26220 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26221 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26223 (rs6000_override_options): Set altivec_abi as default, not override,
26224 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26225 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26226 is used; use new member spe_abi.
26227 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26228 spe_abi and altivec_abi.
26230 2008-02-22 Tomas Bily <tbily@suse.cz>
26232 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26234 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26237 * config.build (build_file_translate): Set to `CMD //c' only if
26239 * Makefile.in (build_file_translate): Improve comment.
26241 2008-02-21 Jan Hubicka <jh@suse.cz>
26243 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26244 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26245 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26247 2008-02-21 Michael Matz <matz@suse.de>
26250 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26252 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26254 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26255 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26256 as insn constraint.
26257 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26258 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26259 SSE_VEC_FLOAT_MODE_P as insn constraint.
26260 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26261 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26262 sse4a_movntdf using MODEF mode iterator.
26263 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26264 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26265 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26266 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26267 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26268 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26269 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26271 2008-02-21 Richard Guenther <rguenther@suse.de>
26273 * tree.def (PAREN_EXPR): New tree code.
26274 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26276 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26277 * expr.c (expand_expr_real_1): Likewise.
26278 * tree-inline.c (estimate_num_insns_1): Likewise.
26279 * tree-complex.c (expand_complex_move): Likewise.
26280 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26283 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26286 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26288 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26291 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26293 * config/sh/sh.c (find_barrier): Don't go past
26294 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26296 2008-02-20 DJ Delorie <dj@redhat.com>
26298 * config/h8300/h8300.md (insv): Force source operand to be a register.
26300 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26301 as a jump, not as a plain insn.
26303 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26305 * doc/invoke.texi (Warning Options): Add new option
26306 -Wframe-larger-than=.
26307 (-Wframe-larger-than): Document.
26309 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26310 Add declarations for new option variables.
26312 * final.c (final_start_function): Check the frame size
26313 before emission and issue a Wframe-larger-than warning.
26315 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26316 Add definitions for new option variables.
26317 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26319 * common.opt (Wframe-larger-than=): New option.
26321 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26323 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26324 (<sse>_div<mode>3): Ditto.
26325 (<sse>_vmdiv<mode>3): Ditto.
26326 (<sse>_vmsqrt<mode>2): Ditto.
26327 (*smax<mode>3): Ditto.
26328 (sse5_frcz<mode>2): Ditto.
26329 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26330 as insn constraint.
26332 2008-02-20 Richard Guenther <rguenther@suse.de>
26334 PR middle-end/35265
26335 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26336 be happy with INTEGRAL_TYPE_P.
26338 2008-02-20 Richard Guenther <rguenther@suse.de>
26340 * fold-const.c (split_tree): Associate floatig-point expressions
26341 if flag_associative_math is set.
26343 2008-02-20 Richard Guenther <rguenther@suse.de>
26345 * tree.h (fold_real_zero_addition_p): Declare.
26346 * fold-const.c (fold_real_zero_addition_p): Export.
26347 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26348 floating-point operations with zero and one.
26350 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26352 * doc/install.texi: Correct references to CFLAGS, replacing them
26353 with BOOT_CFLAGS. Document flags used during bootstrap for
26356 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26358 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26359 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26360 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26362 (smin<mode>3): Ditto from similar patterns.
26363 (smax<mode>3): Ditto.
26364 (*ieee_smin<mode>3): Ditto.
26365 (*ieee_smax<mode>3): Ditto.
26366 * config/i386/sse.md (sse): New mode attribute.
26367 (mov<mode>): Macroize expander from movv4sf and movv2df using
26368 SSEMODEF2P mode iterator.
26369 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26370 SSE_VEC_FLOAT_MODE_P as insn constraint.
26371 (storent<mode>): Ditto.
26372 (storent<mode>): Macroize expander from storentsf and storentdf using
26373 MODEF mode iterator.
26374 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26375 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26376 (abs<mode>2): Ditto from similar patterns.
26377 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26378 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26379 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26380 (<sse>_vmsqrt<mode>2): Ditto.
26381 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26382 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26383 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26384 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26385 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26386 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26387 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26389 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26390 iterator and SSE_FLOAT_MODE_P as insn constraint.
26391 (<sse>_ucomi): Ditto from similar patterns.
26392 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26393 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26394 SSE_VEC_FLOAT_MODE_P as insn constraint.
26395 (vcond<mode>): Ditto from similar patterns.
26396 (and<mode>3, *and<mode>3): Ditto.
26397 (<sse>_nand<mode>3): Ditto.
26398 (ior<mode>3, *ior<mode>3): Ditto.
26399 (xor<mode>3, *xor<mode>3): Ditto.
26400 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26401 iterator and SSE_FLOAT_MODE_P as insn constraint.
26402 (*nand<mode>3): Ditto from similar patterns.
26403 (*ior<mode>3): Ditto.
26404 (*xor<mode>3): Ditto.
26406 2008-02-20 Ira Rosen <irar@il.ibm.com>
26408 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26409 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26410 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26412 2008-02-19 Jan Hubicka <jh@suse.cz>
26414 * predict.c (tree_bb_level_predictions): Remove variable next
26415 mistakely introduced by previous commit.
26417 2008-02-19 Jan Hubicka <jh@suse.cz>
26419 * predict.c (predict_paths_leading_to): Rewrite.
26420 (predict_paths_for_bb): New.
26421 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26423 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26426 * Makefile.in (build_file_translate): New.
26427 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26428 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26429 * configure.ac (build_file_translate): Substitute it.
26430 * configure: Regenerate.
26432 2008-02-19 Jan Hubicka <jh@suse.cz>
26434 PR rtl-optimization/34408
26435 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26438 2008-02-19 Jan Hubicka <jh@suse.cz>
26440 PR middle-end/28779
26441 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26444 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26447 * config/i386/i386-modes.def: Revert the last DI alignment
26448 change until Ada people can look into it.
26450 2008-02-19 Nick Clifton <nickc@redhat.com>
26452 * opts.c (print_specific_help): Fix typo in --help text.
26454 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26457 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26458 32-bit inline asm without asm alternatives for host GCC < 3.0.
26460 2008-02-19 Richard Guenther <rguenther@suse.de>
26462 PR tree-optimization/34989
26463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26464 Allow propagation to INDIRECT_REF if we can simplify only.
26466 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26468 * c-common.c (warn_for_collisions_1): Use appropriate option when
26471 2008-02-19 Nick Clifton <nickc@redhat.com>
26474 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26475 (handle_options): Fix indentation.
26476 (print_filtered_help): If no language-specific options were
26477 displayed tell the user how to list all the options supported by
26478 the language's front-end.
26479 (print_specific_help): Fix indentation and remove duplicate line.
26480 (common_handle_option): Handle the -v option.
26481 For --help enable the display of undocumented options if the -v
26482 switch has been included on the command line.
26483 For --help= check for overlaps in the arguments between the option
26484 classes and the language names and issue a warning when they
26485 cannot be disambiguated.
26486 * c.opt (v): Pass on to the common option handler.
26488 2008-02-19 Revital Eres <eres@il.ibm.com>
26490 * modulo-sched.c (sms_schedule): Change dump message when
26491 create_ddg function fails.
26492 (try_scheduling_node_in_cycle): Rename row to cycle.
26493 (print_partial_schedule): Rename CYCLE to ROW.
26495 2008-02-19 Christian Bruel <christian.bruel@st.com>
26496 Zdenek Dvorak <ook@ucw.cz>
26498 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26500 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26503 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26504 (*x86_movdicc_0_m1_se): Ditto.
26506 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26508 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26509 (CMPtype): Define as __gcc_CMPtype.
26510 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26511 (CMPtype): Define as __gcc_CMPtype.
26513 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26515 Support valgrind 3.3 for --enable-checking=valgrind.
26516 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26518 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26519 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26520 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26521 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26522 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26523 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26524 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26526 * ggc-zone.c: Similar.
26527 * ggc-page.c: Similar.
26529 2008-02-19 Paul Brook <paul@codesourcery.com>
26532 * config/arm/ieee754-df.S: Fix do_it typo.
26533 * config/arm/ieee754-sf.S: Fix do_it typo.
26535 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26538 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26539 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26540 (OPTION_MASK_ISA_SSE_SET): Likewise.
26541 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26542 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26543 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26544 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26545 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26546 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26547 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26548 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26549 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26550 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26551 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26552 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26553 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26554 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26555 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26556 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26557 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26558 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26559 (OPTION_MASK_ISA_SSE4): Removed.
26560 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26561 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26562 (override_options): Don't turn on implied SSE/MMX bits in
26565 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26567 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26570 2008-02-18 Joey Ye <joey.ye@intel.com>
26572 PR middle-end/34921
26573 * tree-nested.c (insert_field_into_struct): Set type alignment
26574 to field alignment if the former is less than the latter.
26576 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26578 * BASE-VER: Set to 4.4.0.
26580 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26582 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26583 * doc/cfg.texi: Likewise.
26584 * doc/extend.texi: Likewise.
26585 * doc/gty.texi: Likewise.
26586 * doc/invoke.texi: Likewise.
26587 * doc/loop.texi: Likewise.
26588 * doc/md.texi: Likewise.
26589 * doc/passes.texi: Likewise.
26590 * doc/rtl.texi: Likewise.
26591 * doc/sourcebuild.texi: Likewise.
26592 * doc/tm.texi: Likewise.
26593 * doc/tree-ssa.texi: Likewise.
26595 2008-02-17 Richard Guenther <rguenther@suse.de>
26597 PR middle-end/35227
26598 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26599 without default definition.
26601 2008-02-17 Richard Guenther <rguenther@suse.de>
26603 PR tree-optimization/35231
26604 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26607 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26610 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26611 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26612 libgcc_cmp_return mode.
26614 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26617 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26619 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26621 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26624 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26626 * doc/c-tree.texi: Use `@.' where appropriate.
26627 * doc/extend.texi: Likewise.
26628 * doc/install.texi: Likewise.
26629 * doc/invoke.texi: Likewise.
26630 * doc/loop.texi: Likewise.
26631 * doc/makefile.texi: Likewise.
26632 * doc/md.texi: Likewise.
26633 * doc/passes.texi: Likewise.
26634 * doc/standards.texi: Likewise.
26635 * doc/tm.texi: Likewise.
26637 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26639 PR middle-end/35196
26640 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26642 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26643 rather than in entry_bb.
26645 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26647 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26648 libgcc_cmp_return mode.
26650 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26652 PR middle-end/35130
26653 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26654 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26656 2008-02-15 Richard Guenther <rguenther@suse.de>
26657 Zdenek Dvorak <ook@ucw.cz>
26659 PR tree-optimization/35164
26660 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26661 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26662 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26663 Only propagate addresses which do not have abnormal SSA_NAMEs
26666 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26669 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26671 2008-02-15 Jan Hubicka <jh@suse.cz>
26673 PR middle-end/35149
26674 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26676 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26678 PR middle-end/34621
26679 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26680 when calculating alignment_pad.
26682 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26684 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26685 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26686 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26687 and STACK_BOUNDARY define.
26689 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26691 PR preprocessor/35061
26692 * c-pragma.c (handle_pragma_pop_macro): Check that
26693 pushed_macro_table has been allocated.
26695 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26697 PR middle-end/35136
26698 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26699 (force_gimple_operand): Likewise.
26700 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26701 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26702 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26703 (find_interesting_uses_address): Check addressability and alignment
26704 of the base expression only after substituting bases of IVs into it.
26706 2008-02-14 Michael Matz <matz@suse.de>
26709 * function.c (instantiate_virtual_regs_in_insn): Reload address
26710 before falling back to reloading the whole operand.
26712 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26714 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26715 before the first section switch note.
26717 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26719 * doc/bugreport.texi: Update copyright years.
26720 * doc/c-tree.texi: Likewise.
26721 * doc/cfg.texi: Likewise.
26722 * doc/cpp.texi: Likewise.
26723 * doc/cppinternals.texi: Likewise.
26724 * doc/fragments.texi: Likewise.
26725 * doc/frontends.texi: Likewise.
26726 * doc/gcc.texi: Likewise.
26727 * doc/gty.texi: Likewise.
26728 * doc/hostconfig.texi: Likewise.
26729 * doc/implement-c.texi: Likewise.
26730 * doc/libgcc.texi: Likewise.
26731 * doc/loop.texi: Likewise.
26732 * doc/makefile.texi: Likewise.
26733 * doc/options.texi: Likewise.
26734 * doc/passes.texi: Likewise.
26735 * doc/rtl.texi: Likewise.
26736 * doc/sourcebuild.texi: Likewise.
26737 * doc/standards.texi: Likewise.
26738 * doc/tree-ssa.texi: Likewise.
26739 * doc/trouble.texi: Likewise.
26741 * doc/extend.texi: Use @: or add comma where appropriate.
26742 * doc/invoke.texi: Likewise.
26743 * doc/tm.texi: Likewise.
26745 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26748 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26751 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26753 * doc/md.texi (clz, ctz): Add reference.
26754 * doc/rtl.texi (clz, ctz): Likewise.
26756 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26759 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26762 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26764 * config/s390/s390.c (struct constant_pool): New field
26765 emit_pool_after added.
26766 (s390_mainpool_start): Set the emit_pool_after flag according
26767 to the section switch notes.
26768 (s390_mainpool_finish): Consider emit_pool_after when emitting
26769 the literal pool at the end of the function.
26770 (s390_chunkify_start): Force literal pool splits at section
26773 2008-02-13 Michael Matz <matz@suse.de>
26776 * var-tracking.c (clobber_variable_part): Correctly traverse the
26779 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26782 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26783 Add -fdump-ipa-inline.
26784 * tree-dump.c (dump_files): Remove tree-inlined dump.
26785 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26787 2008-02-12 Richard Guenther <rguenther@suse.de>
26789 PR tree-optimization/35171
26790 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26793 2008-02-12 Richard Guenther <rguenther@suse.de>
26795 PR middle-end/35163
26796 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26797 value-preserving mode. Disallow final truncation.
26799 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26801 PR middle-end/35136
26802 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26803 code from here to...
26804 (force_gimple_operand): ...here.
26806 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26809 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26810 non-compatible pointers.
26811 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26812 different FIELD_DECLs, try harder by comparing field offsets, sizes
26815 PR inline-asm/35160
26816 * function.c (match_asm_constraints_1): Don't replace the same input
26819 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26821 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26822 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26823 (expand_epilogue): Restore RAMPZ register.
26824 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26826 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26828 * config/i386/cygwin.asm: (__alloca): Correct calling
26829 convention and alignment.
26830 (__chkstk): Force 8 byte stack alignment.
26832 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26833 Richard Guenther <rguenther@suse.de>
26835 PR tree-optimization/33992
26836 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26837 the zero we compare against.
26839 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26841 PR libfortran/35063
26842 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26843 to CloseHandle after unlocking to prevent accumulation of handle
26846 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26848 PR middle_end/34150
26849 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26850 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26851 and update LABEL_NUSES during and after reload.
26853 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26855 PR middle-end/34627
26856 * combine.c (simplify_if_then_else): Make sure the comparison is
26857 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26859 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26862 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26863 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26864 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26865 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26866 * tree.h (get_type_static_bounds): Likewise.
26868 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26870 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26871 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26872 Make -Wfoo language annotations match what the compiler outputs.
26874 2008-02-08 Sa Liu <saliu@de.ibm.com>
26876 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26877 intrinsics spu_convts, spu_convtu, spu_convtf.
26879 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26881 * doc/extend.texi (Function Attributes) <noinline>: Mention
26882 asm ("") as method to keep calls.
26884 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26887 * doc/options.texi (Options): Replace references to opts.sh with
26889 * opts-common.c: Likewise.
26890 * optc-gen.awk: Likewise.
26892 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26894 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26896 2008-02-07 Richard Henderson <rth@redhat.com>
26899 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26900 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26903 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26905 PR tree-optimization/35085
26906 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26907 for operand entry oe2 in addition to operand entry oe3 in order to
26908 expose more opportunities for vectorizer sum reduction.
26910 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26913 * Makefile.in (LIBS): Remove $(GMPLIBS).
26914 (cc1-dummy, cc1): Add $(GMPLIBS).
26916 2008-02-06 Jan Hubicka <jh@suse.cz>
26919 * i386.md (moddf_integer): Do not produce partial memory stalls for
26920 targets where it hurts.
26922 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26925 * optabs.c (expand_float): Do not check for decimal modes when
26926 expanding unsigned integer through signed conversion.
26928 2008-02-06 Nick Clifton <nickc@redhat.com>
26930 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26931 inside the clobber with a match_operand and duplicated operand
26932 number in the constraint.
26933 (ineqbranchsi): Delete redundant comment.
26935 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26937 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26938 builtin_define ("__USE_INIT_FINI__").
26939 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26941 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26943 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26945 PR documentation/30330
26946 * doc/invoke.texi (C++ Dialect Options)
26947 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26948 For each warning option -Wfoo that allows -Wno-foo, ensure both
26949 -Wfoo and -Wno-foo are listed in the option index. Fix index
26950 entry of -Wswitch-default, index -Wnormalized= including the
26951 `=', and -Wlarger-than-@var{len} including @var{len}.
26953 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26955 * config/i386/i386.md (floatunssisf2): Use
26956 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26957 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26958 Macroize expander using MODEF mode iterator.
26960 2008-02-05 Diego Novillo <dnovillo@google.com>
26962 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26965 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26967 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26970 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26972 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26975 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26976 to indicate if a message should be generated.
26977 (init_cumulative_args): Updated.
26978 (function_value_32): Likewise.
26980 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26982 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26984 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26987 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26988 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26990 2008-02-04 Diego Novillo <dnovillo@google.com>
26992 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26995 * tree-vrp.c (vrp_evaluate_conditional): With
26996 -Wtype-limits, emit a warning when comparing against a
26997 constant outside the natural range of OP0's type.
26999 2008-02-04 Richard Guenther <rguenther@suse.de>
27001 PR middle-end/33631
27002 * expr.c (count_type_elements): Give for unions instead of
27005 2008-02-04 Richard Guenther <rguenther@suse.de>
27007 PR middle-end/35043
27008 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27009 to TYPE_DOMAINs base type instead of using bitsizetype here.
27011 2008-02-03 Jason Merrill <jason@redhat.com>
27013 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27015 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27018 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27019 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27020 (RS/6000 and PowerPC Options): Fix typos and markup.
27021 * doc/passes.texi (Tree-SSA passes): Likewise.
27023 2008-02-02 Michael Matz <matz@suse.de>
27026 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27027 from record_last_reg_set_info.
27028 (record_last_reg_set_info): Take an RTX argument, iterate over all
27029 constituent hardregs.
27030 (record_last_set_info, record_opr_changes): Change calls to
27031 new signature or to record_last_reg_set_info_regno.
27033 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27035 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27037 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27039 PR rtl-optimization/34773
27040 * reg-notes.def (EQUAL): Mention significance of combination of
27041 REG_EQUAL and REG_RETVAL.
27042 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27043 insn that has a REG_RETVAL.
27045 2008-02-01 Roger Sayle <roger@eyesopen.com>
27048 * configure.ac (--enable-fixed-point): Disable unless explicitly
27050 * configure: Regenerate.
27052 2008-02-01 Richard Guenther <rguenther@suse.de>
27055 * invoke.texi (-finline-limit): Remove no longer true parts
27056 of the documentation. Note that there is no default value.
27058 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27059 Mark Mitchell <mark@codesourcery.com>
27060 Ben Elliston <bje@au.ibm.com>
27063 * doc/extend.texi (Other Builtins): Document.
27065 2008-01-31 Tom Browder <tom.browder@gmail.com>
27067 * doc/c-tree.texi (Types): Fix grammar.
27068 (Expression trees): Ditto.
27069 * doc/passes.texi (Tree-SSA passes): Ditto.
27071 * doc/configterms.texi (Configure Terms): Fix typo.
27072 * doc/cpp.texi (Common Predefined Macros): Ditto.
27073 * doc/md.texi (Machine Constraints): Ditto.
27075 * doc/makefile.texi (Makefile): Add comma.
27077 2008-01-31 Tom Browder <tom.browder@gmail.com>
27078 Gerald Pfeifer <gerald@pfeifer.com>
27080 * doc/sourcebuild.texi (Front End): Remove references to CVS
27081 and CVSROOT/modules.
27082 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27083 (Back End): Remove reference to CVS.
27085 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27088 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27090 (mips16_gp_pseudo_reg): ...here.
27091 * config/mips/mips.md (load_const_gp): Replace with...
27092 (load_const_gp_<mode>): ...this :P-based insn.
27094 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27096 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27097 options. Minor fixes.
27098 (-std): Move reference to standards closer to where language
27099 standards are first mentioned.
27101 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27103 PR rtl-optimization/34995
27104 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27105 parameter and return a bool. If the rtx parameter is nonnull,
27106 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27107 (find_reloads): Update call accordingly. Pass the new operand
27108 if it needed no address reloads, otherwise pass null.
27110 2008-01-30 Richard Henderson <rth@redhat.com>
27113 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27114 for unbounded arrays.
27116 2008-01-30 Silvius Rus <rus@google.com>
27118 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27120 2008-01-30 Jan Hubicka <jh@suse.cz>
27123 * i386.c (init_cumulative_args): Use real function declaration when
27126 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27128 PR rtl-optimization/34998
27129 * global.c (build_insn_chain): Treat non-subreg_lowpart
27130 SUBREGs of pseudos as clobbering all the words covered by the
27131 SUBREG, not just all the bytes.
27132 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27133 original df_ref rather than an extract parameter.
27134 (global_conflicts): Update call accordingly.
27136 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27138 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27139 the overflow check to make it easier to read.
27140 (__fixtfdi): Change the type of the ll member in union
27141 long_double to UDItype_x.
27143 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27145 PR middle-end/34969
27146 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27147 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27148 * tree-inline.c (fold_marked_statements): Call
27149 cgraph_update_edges_for_call_stmt if folding a call statement.
27150 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27151 debug_generic_stmt calls, reset it back afterwards.
27154 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27156 * c-typeck.c (build_external_ref): Don't pedwarn about
27157 static vars in current function's scope.
27159 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27161 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27163 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27166 * ipa-struct-reorg.c: Fix spelling.
27167 * params.def: Ditto.
27169 2008-01-29 Richard Guenther <rguenther@suse.de>
27171 PR middle-end/35006
27172 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27174 * tree-inline.c (remap_type): Increment remapping_type_depth
27175 around remapping types.
27176 (copy_body_r): Only add referenced variables if they are referenced
27177 from code, not types.
27179 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27190 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27191 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27193 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27196 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27197 pointer for tiny stack.
27199 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27201 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27203 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27205 * config/vx-common.h: Fix typo in comment.
27207 2008-01-28 Ian Lance Taylor <iant@google.com>
27211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27212 coalesce pointers if they have different DECL_NO_TBAA_P values.
27213 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27214 between variables with different DECL_NO_TBAA_P values.
27216 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27219 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27220 are not legitimate small data references on SPE targets.
27222 2008-01-28 David Daney <ddaney@avtrex.com>
27224 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27226 2008-01-28 David Daney <ddaney@avtrex.com>
27228 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27230 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27232 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27233 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27234 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27235 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27236 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27237 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27238 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27239 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27241 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27243 * basic-block.h (condjump_equiv_p): Fix comment.
27245 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27247 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27248 print_generic_stmt_indented): Fix comment.
27250 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27252 * configure.ac (__stack_chk_fail): Add detecion for availability
27253 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27254 * configure: Regenerate.
27256 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27258 PR middle-end/34688
27259 * final.c (output_addr_const): Handle TRUNCATE.
27261 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27264 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27265 (zero_cost, infinite_cost): New constants.
27266 (struct cost_pair): Change type of cost to comp_cost.
27267 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27268 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27270 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27271 split_address_cost, ptr_difference_cost, difference_cost,
27272 get_computation_cost_at, get_computation_cost,
27273 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27274 determine_use_iv_cost_condition, determine_use_iv_costs,
27275 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27276 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27277 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27278 Change type of cost to comp_cost.
27279 (determine_iv_cost): Increase cost of non-original ivs, instead
27280 of decreasing the cost of original ones.
27281 (get_address_cost): Indicate the complexity of the addressing mode
27283 (try_add_cand_for): Prefer using ivs not specific to some object.
27284 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27286 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27287 Janis Johnson <janis187@us.ibm.com>
27290 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27291 (TARGET_INSTANTIATE_DECLS): Likewise.
27292 * target.h (expand_to_rtl_hook): New target hook.
27293 (instantiate_decls): Likewise.
27294 * function.c (instantiate_decl): Make non-static. Rename to...
27295 (instantiate_decl_rtl): ... this.
27296 (instantiate_expr): Use instantiate_decl_rtl.
27297 (instantiate_decls_1): Likewise.
27298 (instantiate_decls): Likewise.
27299 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27300 * function.h (instantiate_decl_rtl): Add prototype.
27301 * cfgexpand.c (target.h): New include.
27302 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27303 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27304 (TARGET_INSTANTIATE_DECLS): Likewise.
27305 (TARGET_INITIALIZER): New target hooks added.
27306 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27308 * config/rs6000/rs6000.c (tree-flow.h): New include.
27309 (machine_function): Add sdmode_stack_slot field.
27310 (rs6000_alloc_sdmode_stack_slot): New function.
27311 (rs6000_instantiate_decls): Likewise.
27312 (rs6000_secondary_memory_needed_rtx): Likewise.
27313 (rs6000_check_sdmode): Likewise.
27314 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27315 (TARGET_INSTANTIATE_DECLS): Likewise.
27316 (rs6000_hard_regno_mode_ok): Allow SDmode.
27317 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27318 (rs6000_emit_move): Handle SDmode.
27319 (function_arg_advance): Likewise.
27320 (function_arg): Likewise.
27321 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27322 SDmode var args for 32-bit compiles.
27323 (rs6000_secondary_reload_class): Handle SDmode.
27324 (rs6000_output_function_epilogue): Likewise.
27325 (rs6000_function_value): Simplify if statement.
27326 (rs6000_libcall_value): Likewise.
27327 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27328 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27329 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27330 (movsd_hardfloat): New define_insn.
27331 (movsd_softfloat): Likewise.
27332 (movsd_store): Likewise.
27333 (movsd_load): Likewise.
27334 (extendsddd2): Likewise.
27335 (extendsdtd2): Likewise.
27336 (truncddsd2): Likewise.
27337 (movdd_hardfloat64): Fixup comment.
27338 (UNSPEC_MOVSD_LOAD): New constant.
27339 (UNSPEC_MOVSD_STORE): Likewise.
27341 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27344 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27346 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27347 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27348 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27349 and TRUTH_XOR_EXPR.
27351 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27354 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27355 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27356 __LONGDOUBLE128 too.
27357 * config/rs6000/aix61.h: New file.
27359 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27361 PR rtl-optimization/34959
27362 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27363 popcount and parity rtxes the same mode as their operand.
27364 Truncate or extend the result to the return value's mode
27367 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27370 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27371 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27372 to GOT_VERSION_REGNUM.
27373 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27374 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27375 * config/mips/mips.c (mips_emit_call_insn): New function.
27376 (mips_call_tls_get_addr): Call mips_expand_call directly.
27377 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27379 (mips16_build_call_stub): Likewise. Return the call insn or null.
27380 (mips_expand_call): Update the call to mips16_build_call_stub
27381 accordingly and a remove redundant condition. Assert that MIPS16
27382 stubs do not use lazy binding. Use mips_emit_call_insn and return
27384 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27386 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27387 (mips_avoid_hazard): Remove hazard_set handling.
27388 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27389 (UNSPEC_RESTORE_GP): ...this.
27390 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27391 (FAKE_CALL_REGNO): Rename to...
27392 (GOT_VERSION_REGNUM): ...this.
27393 (type): Add "ghost" value. Add an associated insn reservation.
27394 (hazard_set): Remove.
27395 (exception_receiver): Rename to...
27396 (restore_gp): ...this and update the unspec identifier accordingly.
27397 (exception_receiver, nonlocal_got_receiver): New expanders.
27398 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27399 FAKE_CALL_REGNO. Remove hazard_set attribute.
27400 (set_got_version, update_got_version): New patterns.
27402 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27405 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27407 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27410 * doc/install.texi2html: Generate gcc-vers.texi.
27412 2008-01-25 DJ Delorie <dj@redhat.com>
27414 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27416 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27418 * config/c4x: Remove directory.
27419 * config.gcc (crx-*, mt-*): Mark obsolete.
27420 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27421 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27422 sh-*-rtemscoff*): Remove cases.
27423 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27424 * real.c (encode_c4x_single, decode_c4x_single,
27425 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27426 c4x_extended_format): Remove.
27427 * real.h (c4x_single_format, c4x_extended_format): Remove.
27428 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27430 (Pragmas): Remove comment about c4x pragmas.
27431 * doc/install.texi (c4x): Remove target-specific instructions.
27432 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27433 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27434 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27435 refer to C4x source files as examples.
27436 (C4X_FLOAT_FORMAT): Remove documentation.
27438 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27440 * config/bfin/bfin.c (override_options): Reorder tests so that
27441 flag_pic gets enabled for -msep-data.
27443 2008-01-25 Richard Guenther <rguenther@suse.de>
27445 PR middle-end/32244
27446 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27447 to its bitfield precision if required.
27449 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27451 PR middle-end/33880
27452 * tree-nested.c (walk_omp_for): New function.
27453 (convert_nonlocal_reference, convert_local_reference): Call
27454 walk_omp_for on OMP_FOR.
27455 (convert_call_expr): Call walk_body on OMP_FOR's
27456 OMP_FOR_PRE_INIT_BODY.
27458 2008-01-25 Richard Guenther <rguenther@suse.de>
27460 PR tree-optimization/34966
27461 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27462 default defs and PHI_NODEs we have to insert after the
27463 defining statement.
27465 2008-01-24 Nick Clifton <nickc@redhat.com>
27467 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27468 Provide a default definition.
27469 (LIBGCC2_UNITS_PER_WORD): Likewise.
27471 * config/stormy16/stormy16.c: Include df.h for the prototype
27472 for df_regs_ever_live_p.
27473 (xstormy16_expand_builtin_va_start): Convert the stack offset
27474 into a component_ref and then use POINTER_PLUS_EXPR to add it
27475 to the incoming_virtual_args_rtx.
27476 (xstormy16_gimplify_va_arg_expr): Rename to
27477 xstormy16_gimplify_va_arg_expr.
27478 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27479 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27480 xstormy16_gimplify_va_arg_expr.
27481 Fix up some formatting issues.
27483 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27484 Move to predicates.md.
27485 (xs_hi_general_operand): Likewise.
27486 (xs_hi_nonmemory_operand): Likewise.
27487 * config/stormy16/predicates.md:
27488 (xstormy16_carry_plus_operand): New predicate.
27489 (xs_hi_general_operand): New predicate.
27490 (xs_hi_nonmemory_operand): New predicate.
27491 * config/stormy16/stormy16-protos.h:
27492 (xstormy16_carry_plus_operand): Delete prototype.
27493 (xs_hi_general_operand): Likewise.
27494 (xs_hi_nonmemory_operand): Likewise.
27496 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27497 modifiers as they are no longer needed and they can trigger
27498 reload spill failures.
27500 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27501 with a match_operand in order to help reload.
27503 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27504 constraint with 'e' for the 8th alternative as this version of
27505 the mov.w instruction only accepts the lower 8 registers.
27507 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27510 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27511 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27514 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27516 PR middle-end/33333
27517 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27519 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27521 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27523 (remove_structure): Update allocations list before removing structure.
27525 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27527 * ipa-struct-reorg.c (is_safe_cond_expr,
27528 create_new_stmts_for_cond_expr): Use integer_zerop function,
27529 that recognize not only zero-pointer, but zero-integer too.
27531 2008-01-25 Ben Elliston <bje@au.ibm.com>
27534 * fixproto: Escape "." in sed expression that strips leading "./".
27536 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27539 * gcc.c (SWITCH_OK): Removed.
27540 (SWITCH_LIVE): Changed to bit.
27541 (SWITCH_FALSE): Likewise.
27542 (SWITCH_IGNORE): Likewise.
27543 (switchstr): Change live_cond to unsigned int.
27544 (process_command): Replace SWITCH_OK with 0.
27545 (do_self_spec): Likewise.
27546 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27547 (give_switch): Likewise.
27548 (used_arg): Likewise.
27549 (do_spec_1): Set the SWITCH_IGNORE bit.
27550 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27551 bits. Set the SWITCH_LIVE bit.
27553 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27555 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27557 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27559 PR tree-optimization/34472
27560 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27561 parameter to a "bool *" and set *DATA to false if there is
27562 an unsafe access. Do not delete the structure here.
27563 (check_cond_exprs): Delete it here instead.
27564 (check_cond_exprs, exclude_cold_structs): Do not increase
27565 I when removing a structure.
27567 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27570 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27571 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27573 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27575 PR middle-end/34934
27576 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27577 a fixed vector for stack.
27579 2008-01-24 Ben Elliston <bje@au.ibm.com>
27582 * doc/gcc.texi (Software development): Add a direntry for g++.
27584 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27586 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27587 stale and straggling -fforce-addr comments above.
27589 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27591 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27592 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27594 2008-01-23 Michael Matz <matz@suse.de>
27597 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27600 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27602 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27603 malloc result type.
27605 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27607 * config/avr/avr.c (avr_current_arch): New variable.
27608 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27609 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27610 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27611 (avr_override_options): Init 'avr_current_arch'.
27612 (base_arch_s): Move from here...
27613 * config/avr/avr.h (base_arch_s): ... here. Add new members
27614 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27615 'mega' to 'have_jmp_call'.
27616 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27617 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27619 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27621 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27622 MULTILIB_MATCHES): Ditto.
27624 2008-01-23 Richard Guenther <rguenther@suse.de>
27626 PR middle-end/31529
27627 * cgraphunit.c (cgraph_reset_node): Always mark the node
27628 not reachable if it is not queued already.
27630 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27632 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27633 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27634 (cputype_selected): New static variable.
27635 (bfin_handle_option): Set it if -mcpu is used.
27636 (override_option): Select default set of workarounds if no cpu type
27637 selected on the command line.
27638 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27640 From Michael Frysinger <michael.frysinger@analog.com>
27641 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27642 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27644 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27645 for bf547, bf523, bf524, and bf526.
27646 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27648 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27649 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27650 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27651 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27652 * doc/invoke.texi (Blackfin Options): Document that
27653 -mcpu now accept bf547, bf523, bf524, and bf526.
27655 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27657 PR rtl-optimization/34628
27658 * combine.c (try_combine): Stop and undo after the first combination
27659 if an autoincrement side-effect on the first insn has effectively
27662 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27665 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27666 Offset addresses are not valid for Altivec or paired float modes.
27668 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27671 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27672 if DECL_INITIAL (decl) is error_mark_node.
27675 * c-common.c (handle_vector_size_attribute): Only allow
27676 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27677 the same way as pointer, array etc. types.
27678 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27681 * tree.c (build_type_attribute_qual_variant): Call
27682 build_qualified_type if attributes are equal, but quals are not.
27684 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27687 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27688 * flags.h (warn_strict_aliasing): Remove.
27689 (warn_strict_overflow): Remove.
27690 * opts.c (warn_strict_aliasing): Remove.
27691 (warn_strict_overflow): Remove.
27692 * c-opts.c (c_common_handle_option): -Wall only sets
27693 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27694 (c_common_post_options): Give default values to -Wstrict-aliasing
27695 and -Wstrict-overflow if they are uninitialized.
27696 * common.opt (Wstrict-aliasing): Specify Var and Init.
27697 (Wstrict-overflow): Likewise.
27699 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27701 PR rtl-optimization/26854
27702 PR rtl-optimization/34400
27703 PR rtl-optimization/34884
27704 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27706 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27707 (df_rd_bb_info.expanded_lr_out): Deleted
27708 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27709 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27710 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27711 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27712 Removed code to allocate, initialize or free expanded_lr_out.
27713 (df_rd_bb_local_compute_process_def): Restructured to make more
27715 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27716 sets if the sets are being trimmed.
27718 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27721 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27722 (as_vers): Likewise.
27723 * configure: Regenerated.
27725 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27727 PR middle-end/33092
27728 * tree-pass.h (pass_build_alias): New pass.
27729 * tree-ssa-alias.c (gate_build_alias): New.
27730 (pass_build_alias): New.
27731 * passes.c (init_optimization_passes): Add pass_build_alias after
27732 pass_create_structure_vars.
27734 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27736 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27737 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27738 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27739 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27740 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27741 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27742 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27743 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27744 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27745 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27746 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27747 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27748 * config/s390/s390.md (FP_ALL): New mode iterator.
27749 (_d): New mode attribute.
27750 ("*signbit<mode>2>"): Changed mode of first operand.
27751 ("isinf<mode>2"): Changed mode of first operand.
27752 ("*TDC_insn"): Adaptation for DFP modes.
27754 2008-01-22 Ben Elliston <bje@au.ibm.com>
27756 * tree.c (check_qualified_type): Improve function description.
27758 2008-01-21 Jason Merrill <jason@redhat.com>
27761 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27762 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27765 2008-01-21 DJ Delorie <dj@redhat.com>
27767 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27770 2008-01-21 Richard Guenther <rguenther@suse.de>
27772 PR middle-end/34856
27773 * tree-cfg.c (verify_expr): Allow all invariant expressions
27774 instead of just constant class ones as reference argument.
27775 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27776 like any other constant.
27777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27779 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27781 * regmove.c (fixup_match_1): Update call crossed frequencies.
27783 2008-01-21 Richard Guenther <rguenther@suse.de>
27786 * tree-inline.c (setup_one_parameter): Deal with mismatched
27787 types using a VIEW_CONVERT_EXPR.
27789 2008-01-21 Alon Dayan <alond@il.ibm.com>
27790 Olga Golovanevsky <olga@il.ibm.com>
27792 PR tree-optimization/34701
27793 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27794 when the structure size is not a power of 2.
27796 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27798 * doc/install.texi: Add doc for --enable-checking=df.
27800 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27802 PR rtl-optimization/34808
27803 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27805 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27807 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27810 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27812 PR rtl-optimization/26854
27813 PR rtl-optimization/34400
27814 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27816 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27817 (df_rd_bb_info.expanded_lr_out): New.
27818 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27819 * loop_iv.c (iv_analysis_loop_init): Ditto.
27820 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27821 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27822 Added code to allocate, initialize or free expanded_lr_out.
27823 (df_rd_bb_local_compute_process_def): Restructured to make
27824 more understandable.
27825 (df_rd_confluence_n): Add code to do nothing with fake edges and
27826 code to no apply invalidate_by_call sets if the sets are being trimmed.
27827 (df_lr_local_finalize): Renamed to df_lr_finalize.
27828 (df_live_local_finalize): Renamed to df_live_finalize.
27830 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27833 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27834 deciding whether to use reciprocal instructions.
27836 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27838 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27839 dwarf2out_note_section_used if cold_text_section is NULL.
27841 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27843 PR gcov-profile/34610
27844 * tree-cfg.c (make_edges): Mark both outgoing edges from
27845 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27846 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27847 from OMP_FOR and OMP_CONTINUE outgoing edges.
27849 * tree-profile.c (tree_profiling): Return early if
27850 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27852 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27853 from cfun to child_cfun.
27854 * function.h (struct function): Add after_tree_profile bit.
27856 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27858 * config/avr/avr.S (_exit): Disable interrupt.
27860 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27861 Steven Bosscher <stevenb.gcc@gmail.com>
27863 PR rtl-optimization/26854
27864 PR rtl-optimization/34400
27865 * df-problems.c (df_live_scratch): New scratch bitmap.
27866 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27867 (df_live_reset): Clear the proper bitmaps.
27868 (df_live_bb_local_compute): Only process the artificial defs once
27869 since the order is not important.
27870 (df_live_init): Init the df_live sets only with the variables
27871 found live by df_lr.
27872 (df_live_transfer_function): Use the df_lr sets to prune the
27873 df_live sets as they are being computed.
27874 (df_live_free): Free df_live_scratch.
27876 2008-01-18 Ian Lance Taylor <iant@google.com>
27878 * common.opt: Add fmerge-debug-strings.
27879 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27880 flag_merge_debug_strings rather than flag_merge_constants.
27881 * doc/invoke.texi (Option Summary): Mention
27882 -fmerge-debug-strings.
27883 (Debugging Options): Document -fmerge-debug-strings.
27885 2008-01-18 Ian Lance Taylor <iant@google.com>
27888 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27889 (struct tree_function_decl): Add new field operator_new_flag.
27890 * tree-inline.c (expand_call_inline): When inlining a call to
27891 operator new, force the return value to go into a variable, and
27892 set DECL_NO_TBAA_P on that variable.
27893 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27895 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27898 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27899 DWARF2_DEBUGGING_INFO.
27900 (dwarf2out_note_section_used): Ditto. Add prototype.
27901 (have_multiple_function_sections, text_section_used,
27902 cold_text_section_used, *cold_text_sections): Move declarations
27905 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27907 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27908 field and add signal_ra.
27909 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27910 assignments to frame state pc. Move end of stack check after
27911 MD_FALLBACK_FRAME_STATE_FOR.
27912 (uw_update_context_1): Use frame state signal_regs if set, instead
27913 of checking signal_frame flag.
27914 (uw_update_context): Use frame state signal_ra if set.
27915 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27916 * config/xtensa/linux-unwind.h: New file.
27918 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27920 * modulo-sched.c (get_sched_window): Fix comment typo.
27922 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27924 PR tree-optimization/34648
27925 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27927 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27929 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27930 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27932 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27934 PR rtl-optimization/34400
27935 * df-core.c (df_worklist_dataflow_overeager,
27936 df_worklist_dataflow_doublequeue): New functions.
27937 (df_worklist_dataflow): Two different worklist solvers.
27938 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27941 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27944 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27945 and ftree-parallelize-loops.
27947 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27949 PR rtl-optimization/34826
27950 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27952 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27954 * global.c (find_reg): Mark the eh regs as used if necessary.
27955 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27956 * ra.h (struct allocno): no_eh_reg field added. Changed
27957 no_stack_reg type to bitfield.
27959 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27961 * tree.c (substitute_in_expr): Add missing 'break'.
27963 2008-01-17 Richard Guenther <rguenther@suse.de>
27965 PR tree-optimization/34825
27966 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27967 x / x as division to handle.
27969 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27971 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27972 "-pthread" is specified.
27973 * pa-hpux11.h (LIB_SPEC): Likewise.
27975 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27976 Peter Bergner <bergner@vnet.ibm.com>
27978 PR rtl-optimization/33796
27979 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27981 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27983 PR libgfortran/34699
27984 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27986 * pa-hpux10.h (LINK_SPEC): Likewise.
27987 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27989 2008-01-16 Richard Guenther <rguenther@suse.de>
27991 PR middle-end/32628
27992 * fold-const.c (fold_convert_const_int_from_int): Do not
27993 set overflow if that occured only because of a sign extension
27994 change when converting from/to a sizetype with the same
27995 precision and signedness.
27997 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28000 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28001 location address to the correct place. Update copyright year.
28003 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28005 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28006 no dependences in the dependence_relations vector.
28008 2008-01-16 Jan Hubicka <jh@suse.cz>
28010 PR rtl-optimization/31396
28011 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28012 * cfg.c (dump_reg_info): Print it.
28013 * regs.h (struct reg_info_t): add freq_calls_crossed.
28014 (REG_FREQ_CALLS_CROSSED): New macro.
28015 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28016 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28017 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28018 regmove_optimize): Update call crossed frequencies.
28019 * local-alloc.c (struct qty): Add freq_calls_crossed.
28020 (alloc_qty): Copute freq_calls_crossed.
28021 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28022 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28023 * ra.h (struct allocno): Add freq_calls_crossed.
28025 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28027 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28028 libgomp when compiling with ftree-parallelize-loops.
28029 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28031 2008-01-16 Richard Guenther <rguenther@suse.de>
28033 PR tree-optimization/34769
28034 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28035 * tree.c (int_cst_value): Instead make this function more
28036 permissive in what it accepts as valid input. Document this
28037 function always sign-extends the value.
28039 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28040 Richard Guenther <rguenther@suse.de>
28043 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28044 (gimple_fold_indirect_ref_rhs): ... this.
28045 (gimple_fold_indirect_ref): New function with foldings
28046 that preserve lvalueness.
28047 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28048 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28049 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28050 to fold an INDIRECT_REF, fall back to the old use of
28051 fold_indirect_ref_1.
28053 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28055 * tree-data-ref.c (subscript_dependence_tester_1): Call
28056 free_conflict_function.
28057 (compute_self_dependence): Same.
28059 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28062 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28063 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28065 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28066 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28067 for DWARF2_UNWIND_INFO targets.
28069 2008-01-16 Richard Guenther <rguenther@suse.de>
28072 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28073 type qualifiers for function types.
28075 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28077 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28078 loop_iterator li from previous commit.
28080 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28082 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28084 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28086 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28087 (parallelize_loops): Don't parallelize irreducible components.
28089 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28092 * c-opts (c_common_post_options): Do not enable CPP
28093 flag_pedantic_errors by default.
28095 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28097 PR rtl-optimization/31944
28098 * cse.c (remove_pseudo_from_table): New function.
28099 (merge_equiv_classes): Use above function to remove pseudo-registers.
28100 (invalidate): Likewise.
28102 2008-01-13 Richard Guenther <rguenther@suse.de>
28104 PR middle-end/34601
28105 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28106 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28108 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28110 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28111 validate_change to unshare the source of the PC set.
28113 2008-01-12 Jan Hubicka <jh@suse.cz>
28115 PR middle-end/32135
28116 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28117 references above array bounds. This might trigger bounds checks for
28118 pointers to arrays.
28120 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28122 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28123 new_replaceable_dependencies.
28125 2008-01-12 Doug Kwan <dougkwan@google.com>
28127 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28128 instead of OPT_Wreturn_type in warning due to ignored return type
28130 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28131 options included in -Wextra.
28132 * c.opt: New option -Wignored_qualifiers.
28133 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28134 -Wignore_qualifiers.
28135 (-Wignored-qualifiers): Document.
28136 (-Wreturn-type): Remove description of functionality now handled
28137 by -Wignored-qualifiers.
28139 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28142 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28143 NOP_EXPR if it is between integral types with the same precision.
28145 2008-01-12 Jan Hubicka <jh@suse.cz>
28148 * invoke.texi (max-inline-recursive-depth): Fix default value.
28150 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28152 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28155 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28157 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28159 2008-01-11 James E. Wilson <wilson@specifix.com>
28162 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28164 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28166 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28167 save/restore frame pointer register and don't use 'call-prologues'
28168 optimization in function with "OS_task" attribute.
28170 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28172 PR middle-end/31309
28173 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28174 when copying to memory.
28176 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28178 PR rtl-optimization/30905
28179 * cfgcleanup.c: Include dce.h
28180 (crossjumps_occured): New global variable.
28181 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28182 If something changed, set crossjumps_occured to true.
28183 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28184 Don't add/remove fake edges to exit here...
28185 (cleanup_cfg): ...but do it here, when crossjumping.
28186 Run a fast DCE when successful crossjumps occured in the latest
28187 iteration of try_optimize_cfg.
28189 2008-01-11 Richard Guenther <rguenther@suse.de>
28191 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28192 (struct vn_unary_op_s): Likewise.
28193 (vn_reference_insert): Free old reference on hash collision.
28195 2008-01-10 Raksit Ashok <raksit@google.com>
28197 PR rtl-optimization/27971
28198 * combine.c (find_split_point): Split PLUS expressions which are
28199 inside a MEM rtx, and whose first operand is complex.
28201 2008-01-10 DJ Delorie <dj@redhat.com>
28203 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28204 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28205 (m32c_hard_regno_ok): Call the underlying function.
28207 2008-01-10 Richard Guenther <rguenther@suse.de>
28209 PR middle-end/34683
28210 * tree-cfg.c (tree_merge_blocks): Do not go through the
28211 full-blown folding and stmt updating path if we just deal
28212 with virtual operands.
28213 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28214 test for abnormal SSA_NAMEs.
28216 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28218 PR middle-end/34641
28219 * reload.c (push_reload): Add assertions. All constants from
28220 reg_equiv_constant should have been used for replacing the respective
28222 (find_reloads_address): Invoke find_reloads_address_part for
28223 constant taken from the reg_equiv_constant array.
28225 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28227 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28228 field (valnum) the first in the struct. Replace bools with
28231 2008-01-10 Richard Guenther <rguenther@suse.de>
28233 PR tree-optimization/34651
28234 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28235 types and ordering for masking and converting.
28237 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28239 PR tree-optimization/34017
28240 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28241 also for PHI_NODE expressions.
28243 2008-01-09 Jan Hubicka <jh@suse.cz>
28245 PR tree-optimization/34708
28246 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28247 based on number of case labels.
28248 (init_inline_once): Remove switch_cost.
28249 * tree-inline.h (eni_weights_d): Remove switch_cost.
28251 2008-01-09 Richard Guenther <rguenther@suse.de>
28252 Andrew Pinski <andrew_pinski@playstation.sony.com>
28254 PR middle-end/30132
28255 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28256 temporary if an rvalue is ok or an lvalue is not required.
28258 2008-01-09 Richard Guenther <rguenther@suse.de>
28260 PR middle-end/34458
28261 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28262 adjust return type.
28264 2008-01-09 Richard Guenther <rguenther@suse.de>
28266 PR middle-end/34679
28267 * tree.c (host_integerp): Check for sizetype only if the
28268 type is an integer type.
28270 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28273 * opts.c (decode_options): Disable inlining of functions called
28274 once if not in unit-at-a-time mode.
28276 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28278 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28280 2008-01-08 Richard Guenther <rguenther@suse.de>
28282 PR middle-end/31863
28283 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28284 out early if the result will be unused.
28286 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28291 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28292 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28295 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28297 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28298 for vectorization tuned.
28300 2008-01-08 Richard Guenther <rguenther@suse.de>
28302 PR tree-optimization/34683
28303 * tree-ssa-operands.c (operand_build_cmp): Export.
28304 * tree-ssa-operands.h (operand_build_cmp): Declare.
28305 * tree-vn.c (vuses_compare): Remove.
28306 (sort_vuses): Use operand_build_cmp.
28307 (sort_vuses_heap): Likewise.
28308 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28309 to re-use old VEC if available. Do not sort already sorted VUSEs.
28310 (vdefs_to_vec): Do not sort already sorted VDEFs.
28312 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28314 PR middle-end/34694
28315 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28317 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28320 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28321 limitations of reciprocal sequences on x86 targets.
28323 2008-01-08 Richard Guenther <rguenther@suse.de>
28325 PR tree-optimization/34683
28326 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28328 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28331 * config/darwin.c (darwin_mergeable_string_section): Don't use
28332 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28334 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28337 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28338 negxf2. Macroize expander using X87MODEF mode iterator. Change
28339 predicates of op0 and op1 to register_operand.
28340 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28341 expander using X87MODEF mode iterator. Change predicates of
28342 op0 and op1 to register_operand.
28343 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28344 corresponding patterns and macroize using MODEF macro. Change
28345 predicates of op0 and op1 to register_operand and remove
28346 "m" constraint. Disparage "r" alternative with "!".
28347 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28348 macroize using X87MODEF macro. Change predicates of op0 and op1
28349 to register_operand and remove "m" constraint. Disparage "r"
28350 alternative with "!".
28351 (absneg splitter with memory operands): Remove.
28352 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28353 patterns and macroize using X87MODEF mode iterator.
28354 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28355 Change predicate of op1 to register_operand.
28356 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28357 for memory operands.
28359 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28361 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28363 2008-01-07 Richard Guenther <rguenther@suse.de>
28365 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28368 2008-01-07 Richard Guenther <rguenther@suse.de>
28370 PR tree-optimization/34683
28371 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28372 VOPs of the needed size to save memory. Use VEC_quick_push
28373 to save compile-time.
28374 (vdefs_to_vec): Likewise.
28376 2008-01-07 Sa Liu <saliu@de.ibm.com>
28378 * config/spu/spu.md (divdf3): Genetate inline code for double
28379 division. The implementation doesn't handle INF or NAN, therefore it
28380 only applies when -ffinite-math-only is given.
28382 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28385 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28386 * doc/cpp.texi ([Common Predefined Macros]): Document.
28388 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28390 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28391 order to use commutative addition instead of subtraction.
28393 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28394 Mircea Namolaru <namolaru@il.ibm.com>
28395 Vladimir Yanovsky <yanov@il.ibm.com>
28396 Revital Eres <eres@il.ibm.com>
28398 PR tree-optimization/34263
28399 * tree-outof-ssa.c (process_single_block_loop_latch,
28400 contains_tree_r): New functions.
28401 (analyze_edges_for_bb): Call process_single_block_loop_latch
28402 function to empty single-basic-block latch block if possible.
28404 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28406 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28408 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28410 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28412 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28414 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28416 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28418 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28420 PR tree-optimization/34618
28421 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28424 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28427 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28428 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28429 Update copyright year.
28431 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28432 Update copyright year.
28433 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28436 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28438 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28439 edge does not point to current bb before changing need_assert.
28441 2008-01-04 Richard Guenther <rguenther@suse.de>
28443 PR middle-end/34029
28444 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28445 for verifying purposes if they are is_gimple_min_invariant.
28447 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28449 PR tree-optimization/34448
28450 PR tree-optimization/34465
28451 * gimplify.c (gimplify_init_constructor): Add new parameter
28452 notify_temp_creation. Use it.
28453 (gimplify_modify_expr_rhs): Take volatiles into account when
28454 optimizing constructors.
28455 Do not optimize constructors if gimplify_init_constructor will dump to
28457 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28458 * gcc.c-torture/compile/pr34448.c: New.
28460 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28462 PR gcov-profile/34609
28463 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28464 return_slot if result is TREE_ADDRESSABLE.
28466 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28468 * config/mips/mips.md (sqrt_condition): Tweak comment.
28469 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28471 2008-01-03 Tom Tromey <tromey@redhat.com>
28474 * c-common.c (c_type_hash): Handle VLAs.
28476 2008-01-03 Jan Hubicka <jh@suse.cz>
28478 PR tree-optimization/31081
28479 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28480 0 when inlining and not inlining to first basic block.
28481 (remap_decl): When var is initialized to 0, don't set default_def.
28482 (expand_call_inline): Set entry_bb.
28483 * tree-inline.h (copy_body_data): Add entry_bb.
28485 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28488 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28491 PR tree-optimization/29484
28492 * tree-inline.c (inline_forbidden_p_2): New function.
28493 (inline_forbidden_p): Disallow inlining if some static var
28494 has an address of a local LABEL_DECL in its initializer.
28495 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28498 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28500 PR tree-optimization/34635
28501 * tree-data-ref.c (add_other_self_distances): Make sure that the
28502 evolution step is constant.
28504 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28506 PR middle-end/34608
28507 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28509 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28511 * tree-sra.c (scalarize_init): Insert the generate_element_init
28512 statements after the generate_element_zero statements.
28514 2008-01-02 Richard Guenther <rguenther@suse.de>
28516 PR middle-end/34093
28517 PR middle-end/31976
28518 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28519 for very large number of operands instead of ICEing.
28521 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28524 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28525 while stack probing.
28527 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28529 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28532 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28534 PR libmudflap/26442
28535 * tree-mudflap.c (mx_register_decls): Guard warning by
28536 !DECL_ARTIFICIAL check.
28538 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28540 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28541 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28542 sse5_perm<mode>): Fix constraints.